| square megameter | 1 Mm2 | 2 Mm2 | 3 Mm2 | 4 Mm2 | 5 Mm2 | 6 Mm2 | 7 Mm2 | 8 Mm2 | 9 Mm2 | 10 Mm2 | 11 Mm2 | 12 Mm2 | 13 Mm2 | 14 Mm2 | 15 Mm2 | 16 Mm2 | 17 Mm2 | 18 Mm2 | 19 Mm2 | 20 Mm2 | 21 Mm2 | 22 Mm2 | 23 Mm2 | 24 Mm2 | 25 Mm2 | 26 Mm2 | 27 Mm2 | 28 Mm2 | 29 Mm2 | 30 Mm2 | 31 Mm2 | 32 Mm2 | 33 Mm2 | 34 Mm2 | 35 Mm2 | 36 Mm2 | 37 Mm2 | 38 Mm2 | 39 Mm2 | 40 Mm2 | 41 Mm2 | 42 Mm2 | 43 Mm2 | 44 Mm2 | 45 Mm2 | 46 Mm2 | 47 Mm2 | 48 Mm2 | 49 Mm2 | 50 Mm2 | 51 Mm2 | 52 Mm2 | 53 Mm2 | 54 Mm2 | 55 Mm2 | 56 Mm2 | 57 Mm2 | 58 Mm2 | 59 Mm2 | 60 Mm2 | 61 Mm2 | 62 Mm2 | 63 Mm2 | 64 Mm2 | 65 Mm2 | 66 Mm2 | 67 Mm2 | 68 Mm2 | 69 Mm2 | 70 Mm2 | 71 Mm2 | 72 Mm2 | 73 Mm2 | 74 Mm2 | 75 Mm2 | 76 Mm2 | 77 Mm2 | 78 Mm2 | 79 Mm2 | 80 Mm2 | 81 Mm2 | 82 Mm2 | 83 Mm2 | 84 Mm2 | 85 Mm2 | 86 Mm2 | 87 Mm2 | 88 Mm2 | 89 Mm2 | 90 Mm2 | 91 Mm2 | 92 Mm2 | 93 Mm2 | 94 Mm2 | 95 Mm2 | 96 Mm2 | 97 Mm2 | 98 Mm2 | 99 Mm2 | 100 Mm2 |
| attobarn | 1.0 × 1058 ab | 2.0 × 1058 ab | 3.0 × 1058 ab | 4.0 × 1058 ab | 5.0 × 1058 ab | 6.0 × 1058 ab | 7.0 × 1058 ab | 8.0 × 1058 ab | 9.0 × 1058 ab | 1.0 × 1059 ab | 1.1 × 1059 ab | 1.2 × 1059 ab | 1.3 × 1059 ab | 1.4 × 1059 ab | 1.5 × 1059 ab | 1.6 × 1059 ab | 1.7 × 1059 ab | 1.8 × 1059 ab | 1.9 × 1059 ab | 2.0 × 1059 ab | 2.1 × 1059 ab | 2.2 × 1059 ab | 2.3 × 1059 ab | 2.4 × 1059 ab | 2.5 × 1059 ab | 2.6 × 1059 ab | 2.7 × 1059 ab | 2.8 × 1059 ab | 2.9 × 1059 ab | 3.0 × 1059 ab | 3.1 × 1059 ab | 3.2 × 1059 ab | 3.3 × 1059 ab | 3.4 × 1059 ab | 3.5 × 1059 ab | 3.6 × 1059 ab | 3.7 × 1059 ab | 3.8 × 1059 ab | 3.9 × 1059 ab | 4.0 × 1059 ab | 4.1 × 1059 ab | 4.2 × 1059 ab | 4.3 × 1059 ab | 4.4 × 1059 ab | 4.5 × 1059 ab | 4.6 × 1059 ab | 4.7 × 1059 ab | 4.8 × 1059 ab | 4.9 × 1059 ab | 5.0 × 1059 ab | 5.1 × 1059 ab | 5.2 × 1059 ab | 5.3 × 1059 ab | 5.4 × 1059 ab | 5.5 × 1059 ab | 5.6 × 1059 ab | 5.7 × 1059 ab | 5.8 × 1059 ab | 5.9 × 1059 ab | 6.0 × 1059 ab | 6.1 × 1059 ab | 6.2 × 1059 ab | 6.3 × 1059 ab | 6.4 × 1059 ab | 6.5 × 1059 ab | 6.6 × 1059 ab | 6.7 × 1059 ab | 6.8 × 1059 ab | 6.9 × 1059 ab | 7.0 × 1059 ab | 7.1 × 1059 ab | 7.2 × 1059 ab | 7.3 × 1059 ab | 7.4 × 1059 ab | 7.5 × 1059 ab | 7.6 × 1059 ab | 7.7 × 1059 ab | 7.8 × 1059 ab | 7.9 × 1059 ab | 8.0 × 1059 ab | 8.1 × 1059 ab | 8.2 × 1059 ab | 8.3 × 1059 ab | 8.4 × 1059 ab | 8.5 × 1059 ab | 8.6 × 1059 ab | 8.7 × 1059 ab | 8.8 × 1059 ab | 8.9 × 1059 ab | 9.0 × 1059 ab | 9.1 × 1059 ab | 9.2 × 1059 ab | 9.3 × 1059 ab | 9.4 × 1059 ab | 9.5 × 1059 ab | 9.6 × 1059 ab | 9.7 × 1059 ab | 9.8 × 1059 ab | 9.9 × 1059 ab | 1.0 × 1060 ab |
Square megametre (International spelling as used by the International Bureau of Weights and Measures) or Square megameter (American spelling) , symbol Mm2, is the SI prefixes used with the metre of area or surface area.
| 1 square megameters = 1.0E+58 attobarns | 6 square megameters = 6.0E+58 attobarns |
| 2 square megameters = 2.0E+58 attobarns | 7 square megameters = 7.0E+58 attobarns |
| 3 square megameters = 3.0E+58 attobarns | 8 square megameters = 8.0E+58 attobarns |
| 4 square megameters = 4.0E+58 attobarns | 9 square megameters = 9.0E+58 attobarns |
| 5 square megameters = 5.0E+58 attobarns | 10 square megameters = 1.0E+59 attobarns |
A attobarn (symbol: ab) is a unit of area equal to 10−46 m2.
| 1 attobarns = 1.0E-58 square megameters | 6 attobarns = 6.0E-58 square megameters |
| 2 attobarns = 2.0E-58 square megameters | 7 attobarns = 7.0E-58 square megameters |
| 3 attobarns = 3.0E-58 square megameters | 8 attobarns = 8.0E-58 square megameters |
| 4 attobarns = 4.0E-58 square megameters | 9 attobarns = 9.0E-58 square megameters |
| 5 attobarns = 5.0E-58 square megameters | 10 attobarns = 1.0E-57 square megameters |
| 1 square megameters = 1.0 × 1058 attobarns |
| 1 attobarns = 1.0 × 10-58 square megameters |