138375685656

Names of 138375685656

• Cardinal: 138375685656 can be written as One hundred thirty-eight billion, three hundred seventy-five million, six hundred eighty-five thousand, six hundred fifty-six.

Scientific notation

• Scientific notation: 1.38375685656 × 10¹¹

Factors of 138375685656

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 672

Divisors of 138375685656

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 18 19 24 26 36 38 39 52 57 72 76 78 104 114 117 127 152 156 171 197 228 234 247 254 311 312 342 381 394 456 468 494 508 591 622 684 741 762 788 933 936 988 1016 1143 1182 1244 1368 1482 1524 1576 1651 1773 1866 1976 2223 2286 2364 2413 2488 2561 2799 2964 3048 3302 3546 3732 3743 4043 4446 4572 4728 4826 4953 5122 5598 5909 5928 6604 7092 7239 7464 7486 7683 8086 8892 9144 9652 9906 10244 11196 11229 11818 12129 13208 14184 14478 14859 14972 15366 16172 17727 17784 19304 19812 20488 21717 22392 22458 23049 23636 24258 25019 28956 29718 29944 30732 31369 32344 33687 35454 36387 39497 39624 43434 44916 46098 47272 48516 48659 50038 53181 57912 59436 61267 61464 62738 67374 70908 72774 75057 76817 78994 86868 89832 92196 94107 97032 97318 100076 106362 118491 118872 122534 125476 134748 141816 145548 145977 150114 153634 157988 173736 183801 184392 188214 194636 200152 212724 225171 230451 236982 245068 250952 269496 282321 291096 291954 300228 307268 315976 325247 355473 367602 376428 389272 425448 437931 450342 460902 473964 475361 490136 513461 551403 564642 583908 600456 614536 650494 691353 710946 735204 750443 752856 796471 875862 900684 921804 947928 950722 975741 1026922 1102806 1129284 1164073 1167816 1300988 1382706 1421892 1426083 1470408 1500886 1540383 1592942 1751724 1801368 1843608 1901444 1951482 2053844 2205612 2251329 2258568 2328146 2389413 2601976 2765412 2843784 2852166 2927223 3001772 3080766 3185884 3492219 3503448 3802888 3902964 4107688 4278249 4411224 4502658 4621149 4656292 4778826 5530824 5704332 5854446 6003544 6161532 6179693 6371768 6753987 6984438 7168239 7780909 7805928 8556498 9005316 9242298 9312584 9557652 9755759 10476657 11408664 11708892 12323064 12359386 13507974 13968876 14336478 15132949 15561818 17112996 18010632 18484596 18539079 19115304 19511518 20953314 23342727 23417784 24718772 27015948 27937752 28672956 29267277 30265898 31123636 34225992 36969192 37078158 39023036 41906628 45398847 46685454 49437544 54031896 55617237 57345912 58534554 60531796 62247272 70028181 74156316 78046072 83813256 87801831 90797694 93370908 101151817 111234474 117069108 121063592 136196541 140056362 147837271 148312632 175603662 181595388 186741816 202303634 222468948 234138216 272393082 280112724 295674542 303455451 351207324 363190776 404607268 443511813 444937896 544786164 560225448 591349084 606910902 702414648 809214536 887023626 910366353 1089572328 1182698168 1213821804 1330535439 1774047252 1820732706 1921884523 2427643608 2661070878 3548094504 3641465412 3843769046 5322141756 5765653569 7282930824 7687538092 10644283512 11531307138 15375076184 17296960707 23062614276 34593921414 46125228552 69187842828 138375685656
• Sum of all divisors σ(n): 431740108800
• Sum of proper divisors (its aliquot sum) s(n): 293364423144
• 138375685656 is an abundant number, because the sum of its proper divisors (293364423144) is greater than itself. Its abundance is 154988737488

Bases of 138375685656

• Binary: 10000000110111110101010110011000011000₂
• Hexadecimal: 0x2037D56618
• Base-36: 1RKHB6E0

Squares and roots of 138375685656

• 138375685656 squared (138375685656²) is 19147830380768124150336
• 138375685656 cubed (138375685656³) is 2649594157763576735251676422780416
• The square root of 138375685656 is 371988.8246385905
• The cube root of 138375685656 is 5172.3344036163

Scales and comparisons

• 138,375,685,656 seconds is equal to 4,399 years, 47 weeks, 5 days, 10 hours, 27 minutes, 36 seconds.
• To count from 1 to 138,375,685,656 would take you about eight thousand, seven hundred ninety-nine 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 138375685656 cubic inches would be around 431 feet tall.

Recreational maths with 138375685656

• 138375685656 backwards is 656586573831
• The number of decimal digits it has is: 12
• The sum of 138375685656's digits is 63
• More coming soon!