815138304

Names of 815138304

• Cardinal: 815138304 can be written as Eight hundred fifteen million, one hundred thirty-eight thousand, three hundred four.

Scientific notation

• Scientific notation: 8.15138304 × 10⁸

Factors of 815138304

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 125

Divisors of 815138304

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 8 12 16 17 19 24 31 32 34 38 48 51 53 57 62 64 68 76 93 96 102 106 114 124 128 136 152 159 186 192 204 212 228 248 256 272 304 318 323 372 384 408 424 456 496 512 527 544 589 608 636 646 744 768 816 848 901 912 969 992 1007 1054 1088 1178 1216 1272 1292 1488 1536 1581 1632 1643 1696 1767 1802 1824 1938 1984 2014 2108 2176 2356 2432 2544 2584 2703 2976 3021 3162 3264 3286 3392 3534 3604 3648 3876 3968 4028 4216 4352 4712 4864 4929 5088 5168 5406 5952 6042 6324 6528 6572 6784 7068 7208 7296 7752 7936 8056 8432 8704 9424 9728 9858 10013 10176 10336 10812 11904 12084 12648 13056 13144 13568 14136 14416 14592 15504 15872 16112 16864 17119 18848 19716 20026 20352 20672 21624 23808 24168 25296 26112 26288 27136 27931 28272 28832 29184 30039 31008 31217 32224 33728 34238 37696 39432 40052 40704 41344 43248 47616 48336 50592 51357 52576 55862 56544 57664 60078 62016 62434 64448 67456 68476 75392 78864 80104 81408 82688 83793 86496 93651 96672 101184 102714 105152 111724 113088 115328 120156 124032 124868 128896 134912 136952 150784 157728 160208 165376 167586 172992 187302 193344 202368 205428 210304 223448 226176 230656 240312 248064 249736 257792 269824 273904 301568 315456 320416 335172 345984 374604 386688 404736 410856 420608 446896 452352 461312 480624 496128 499472 515584 530689 547808 630912 640832 670344 691968 749208 773376 809472 821712 841216 893792 904704 961248 998944 1061378 1095616 1261824 1281664 1340688 1383936 1498416 1546752 1592067 1643424 1787584 1922496 1997888 2122756 2191232 2523648 2563328 2681376 2996832 3184134 3286848 3575168 3844992 3995776 4245512 4382464 5126656 5362752 5993664 6368268 6573696 7150336 7689984 7991552 8491024 8764928 10725504 11987328 12736536 13147392 14300672 15379968 15983104 16982048 21451008 23974656 25473072 26294784 33964096 42902016 47949312 50946144 67928192 101892288 135856384 203784576 271712768 407569152 815138304
• Sum of all divisors σ(n): 2545551360
• Sum of proper divisors (its aliquot sum) s(n): 1730413056
• 815138304 is an abundant number, because the sum of its proper divisors (1730413056) is greater than itself. Its abundance is 915274752

Bases of 815138304

• Binary: 110000100101100000011000000000₂
• Hexadecimal: 0x30960600
• Base-36: DHB8QO

Squares and roots of 815138304

• 815138304 squared (815138304²) is 664450454647996416
• 815138304 cubed (815138304³) is 541619016693796715536318464
• The square root of 815138304 is 28550.6270333945
• The cube root of 815138304 is 934.1366978765

Scales and comparisons

• 815,138,304 seconds is equal to 25 years, 47 weeks, 5 days, 11 hours, 18 minutes, 24 seconds.
• To count from 1 to 815,138,304 would take you about thirty-eight years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 815138304 cubic inches would be around 77.8 feet tall.

Recreational maths with 815138304

• 815138304 backwards is 403831518
• The number of decimal digits it has is: 9
• The sum of 815138304's digits is 33
• More coming soon!