centimeter | 1 cm | 2 cm | 3 cm | 4 cm | 5 cm | 6 cm | 7 cm | 8 cm | 9 cm | 10 cm | 11 cm | 12 cm | 13 cm | 14 cm | 15 cm | 16 cm | 17 cm | 18 cm | 19 cm | 20 cm | 21 cm | 22 cm | 23 cm | 24 cm | 25 cm | 26 cm | 27 cm | 28 cm | 29 cm | 30 cm | 31 cm | 32 cm | 33 cm | 34 cm | 35 cm | 36 cm | 37 cm | 38 cm | 39 cm | 40 cm | 41 cm | 42 cm | 43 cm | 44 cm | 45 cm | 46 cm | 47 cm | 48 cm | 49 cm | 50 cm | 51 cm | 52 cm | 53 cm | 54 cm | 55 cm | 56 cm | 57 cm | 58 cm | 59 cm | 60 cm | 61 cm | 62 cm | 63 cm | 64 cm | 65 cm | 66 cm | 67 cm | 68 cm | 69 cm | 70 cm | 71 cm | 72 cm | 73 cm | 74 cm | 75 cm | 76 cm | 77 cm | 78 cm | 79 cm | 80 cm | 81 cm | 82 cm | 83 cm | 84 cm | 85 cm | 86 cm | 87 cm | 88 cm | 89 cm | 90 cm | 91 cm | 92 cm | 93 cm | 94 cm | 95 cm | 96 cm | 97 cm | 98 cm | 99 cm | 100 cm |
x unit | 99,790,440,075.841 xu | 199,580,880,151.68 xu | 299,371,320,227.52 xu | 399,161,760,303.36 xu | 498,952,200,379.2 xu | 598,742,640,455.04 xu | 698,533,080,530.89 xu | 798,323,520,606.73 xu | 898,113,960,682.57 xu | 997,904,400,758.41 xu | 1,097,694,840,834.2 xu | 1,197,485,280,910.1 xu | 1,297,275,720,985.9 xu | 1,397,066,161,061.8 xu | 1,496,856,601,137.6 xu | 1,596,647,041,213.5 xu | 1,696,437,481,289.3 xu | 1,796,227,921,365.1 xu | 1 896 018 361 441 xu | 1,995,808,801,516.8 xu | 2,095,599,241,592.7 xu | 2,195,389,681,668.5 xu | 2,295,180,121,744.3 xu | 2,394,970,561,820.2 xu | 2 494 761 001 896 xu | 2,594,551,441,971.9 xu | 2,694,341,882,047.7 xu | 2,794,132,322,123.5 xu | 2,893,922,762,199.4 xu | 2,993,713,202,275.2 xu | 3,093,503,642,351.1 xu | 3,193,294,082,426.9 xu | 3,293,084,522,502.7 xu | 3,392,874,962,578.6 xu | 3,492,665,402,654.4 xu | 3,592,455,842,730.3 xu | 3,692,246,282,806.1 xu | 3,792,036,722,881.9 xu | 3,891,827,162,957.8 xu | 3,991,617,603,033.6 xu | 4,091,408,043,109.5 xu | 4,191,198,483,185.3 xu | 4,290,988,923,261.2 xu | 4 390 779 363 337 xu | 4,490,569,803,412.8 xu | 4,590,360,243,488.7 xu | 4,690,150,683,564.5 xu | 4,789,941,123,640.4 xu | 4,889,731,563,716.2 xu | 4 989 522 003 792 xu | 5,089,312,443,867.9 xu | 5,189,102,883,943.7 xu | 5,288,893,324,019.6 xu | 5,388,683,764,095.4 xu | 5,488,474,204,171.2 xu | 5,588,264,644,247.1 xu | 5,688,055,084,322.9 xu | 5,787,845,524,398.8 xu | 5,887,635,964,474.6 xu | 5,987,426,404,550.4 xu | 6,087,216,844,626.3 xu | 6,187,007,284,702.1 xu | 6 286 797 724 778 xu | 6,386,588,164,853.8 xu | 6,486,378,604,929.6 xu | 6,586,169,045,005.5 xu | 6,685,959,485,081.3 xu | 6,785,749,925,157.2 xu | 6 885 540 365 233 xu | 6,985,330,805,308.9 xu | 7,085,121,245,384.7 xu | 7,184,911,685,460.5 xu | 7,284,702,125,536.4 xu | 7,384,492,565,612.2 xu | 7,484,283,005,688.1 xu | 7,584,073,445,763.9 xu | 7,683,863,885,839.7 xu | 7,783,654,325,915.6 xu | 7,883,444,765,991.4 xu | 7,983,235,206,067.3 xu | 8,083,025,646,143.1 xu | 8,182,816,086,218.9 xu | 8,282,606,526,294.8 xu | 8,382,396,966,370.6 xu | 8,482,187,406,446.5 xu | 8,581,977,846,522.3 xu | 8,681,768,286,598.1 xu | 8 781 558 726 674 xu | 8,881,349,166,749.8 xu | 8,981,139,606,825.7 xu | 9,080,930,046,901.5 xu | 9,180,720,486,977.3 xu | 9,280,510,927,053.2 xu | 9 380 301 367 129 xu | 9,480,091,807,204.9 xu | 9,579,882,247,280.7 xu | 9,679,672,687,356.6 xu | 9,779,463,127,432.4 xu | 9,879,253,567,508.2 xu | 9,979,044,007,584.1 xu |
A centimetre (international spelling as used by the International Bureau of Weights and Measures; symbol cm) or centimeter (American spelling) is a unit of length in the metric system, equal to one hundredth of a metre, centi being the SI prefix for a factor of 1/100 . The centimetre was the base unit of length in the now deprecated centimetre–gram–second (CGS) system of units.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
centimeter | cm | ≡ 1×10-2 m ≡ 0.01 m | ≡ 1×10-2 m ≡ 0.01 m | Metric system SI |
centimeters | x units | centimeters | x units |
---|---|---|---|
1 | ≈ 99790440075.841 | 4 | ≈ 399161760303.36 |
1.5 | ≈ 149685660113.76 | 4.5 | ≈ 449056980341.28 |
2 | ≈ 199580880151.68 | 5 | ≈ 498952200379.2 |
2.5 | ≈ 249476100189.6 | 5.5 | ≈ 548847420417.12 |
3 | ≈ 299371320227.52 | 6 | ≈ 598742640455.04 |
The x unit (symbol xu) is a unit of length approximately equal to 0.1 pm (10−13 m). It is used to quote the wavelength of X-rays and gamma rays.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
x unit | xu | ≈ 1.0021×10−13 m | ≈ 1.0021×10−13 m | Metric system Non-SI |
x units | centimeters | x units | centimeters |
---|---|---|---|
1 | ≈ 1.0021E-11 | 4 | ≈ 4.0084E-11 |
1.5 | ≈ 1.50315E-11 | 4.5 | ≈ 4.50945E-11 |
2 | ≈ 2.0042E-11 | 5 | ≈ 5.0105E-11 |
2.5 | ≈ 2.50525E-11 | 5.5 | ≈ 5.51155E-11 |
3 | ≈ 3.0063E-11 | 6 | ≈ 6.0126E-11 |
centimeters | x units |
---|---|
1 | ≈ 99,790,440,075.841 |
1.0021 × 10-11 | ≈ 1 |
Symbol | Definition |
---|---|
≡ | exactly equal |
≈ | approximately equal to |
= | equal to |
digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |