138312585216

Names of 138312585216

• Cardinal: 138312585216 can be written as One hundred thirty-eight billion, three hundred twelve million, five hundred eighty-five thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 1.38312585216 × 10¹¹

Factors of 138312585216

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 167

Divisors of 138312585216

• Number of divisors d(n): 351
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 32 36 39 48 52 64 72 78 96 104 117 128 144 149 156 169 192 208 234 256 288 298 312 338 384 416 447 468 507 512 576 596 624 676 768 832 894 936 1014 1024 1152 1192 1248 1341 1352 1521 1536 1664 1788 1872 1937 2028 2048 2304 2384 2496 2682 2704 3042 3072 3328 3576 3744 3874 4056 4096 4608 4768 4992 5364 5408 5811 6084 6144 6656 7152 7488 7748 8112 9216 9536 9984 10728 10816 11622 12168 12288 13312 14304 14976 15496 16224 17433 18432 19072 19968 21456 21632 22201 23244 24336 25181 26624 28608 29952 30992 32448 34866 36864 38144 39936 42912 43264 44402 46488 48672 50362 53248 57216 59904 61984 64896 66603 69732 75543 76288 79872 85824 86528 88804 92976 97344 100724 114432 119808 123968 129792 133206 139464 151086 152576 159744 171648 173056 177608 185952 194688 199809 201448 226629 228864 239616 247936 259584 266412 278928 288613 302172 305152 343296 346112 355216 371904 389376 399618 402896 453258 457728 479232 495872 519168 532824 557856 577226 604344 610304 686592 692224 710432 743808 778752 799236 805792 865839 906516 915456 991744 1038336 1065648 1115712 1154452 1208688 1373184 1420864 1487616 1557504 1598472 1611584 1731678 1813032 1830912 1983488 2076672 2131296 2231424 2308904 2417376 2597517 2746368 2841728 2975232 3115008 3196944 3223168 3463356 3626064 3751969 3966976 4262592 4462848 4617808 4834752 5195034 5492736 5683456 5950464 6230016 6393888 6446336 6926712 7252128 7503938 7933952 8525184 8925696 9235616 9669504 10390068 11255907 11366912 11900928 12787776 12892672 13853424 14504256 15007876 17050368 17851392 18471232 19339008 20780136 22511814 22733824 23801856 25575552 25785344 27706848 29008512 30015752 33767721 34100736 35702784 36942464 38678016 41560272 45023628 45467648 51151104 51570688 55413696 58017024 60031504 67535442 68201472 71405568 73884928 77356032 83120544 90047256 90935296 102302208 103141376 110827392 116034048 120063008 135070884 136402944 147769856 154712064 166241088 180094512 204604416 221654784 232068096 240126016 270141768 272805888 295539712 309424128 332482176 360189024 409208832 443309568 464136192 480252032 540283536 591079424 664964352 720378048 818417664 886619136 928272384 960504064 1080567072 1182158848 1329928704 1440756096 1773238272 1921008128 2161134144 2659857408 2881512192 3546476544 3842016256 4322268288 5319714816 5763024384 7684032512 8644536576 10639429632 11526048768 15368065024 17289073152 23052097536 34578146304 46104195072 69156292608 138312585216
• Sum of all divisors σ(n): 435540280539
• Sum of proper divisors (its aliquot sum) s(n): 297227695323
• 138312585216 is an abundant number, because the sum of its proper divisors (297227695323) is greater than itself. Its abundance is 158915110107

Bases of 138312585216

• Binary: 10000000110100000100101001000000000000₂
• Hexadecimal: 0x2034129000
• Base-36: 1RJFQPS0

Squares and roots of 138312585216

• 138312585216 squared (138312585216²) is 19130371229133261766656
• 138312585216 cubed (138312585216³) is 2645971100843208929920642707357696
• 138312585216 is a perfect square number. Its square root is 371904
• The cube root of 138312585216 is 5171.5480752047

Scales and comparisons

• 138,312,585,216 seconds is equal to 4,397 years, 47 weeks, 3 days, 2 hours, 33 minutes, 36 seconds.
• To count from 1 to 138,312,585,216 would take you about eight thousand, seven hundred ninety-five 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 138312585216 cubic inches would be around 431 feet tall.

Recreational maths with 138312585216

• 138312585216 backwards is 612585213831
• The number of decimal digits it has is: 12
• The sum of 138312585216's digits is 45
• More coming soon!