138578368512

Names of 138578368512

• Cardinal: 138578368512 can be written as One hundred thirty-eight billion, five hundred seventy-eight million, three hundred sixty-eight thousand, five hundred twelve.

Scientific notation

• Scientific notation: 1.38578368512 × 10¹¹

Factors of 138578368512

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 517

Divisors of 138578368512

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 8 12 16 17 24 31 32 34 48 51 62 64 68 93 96 102 124 127 128 136 186 192 204 248 254 256 272 337 372 381 384 408 496 508 512 527 544 674 744 762 768 816 992 1011 1016 1024 1054 1088 1348 1488 1524 1536 1581 1632 1984 2022 2032 2048 2108 2159 2176 2696 2976 3048 3072 3162 3264 3937 3968 4044 4064 4216 4318 4352 5392 5729 5952 6096 6144 6324 6477 6528 7874 7936 8088 8128 8432 8636 8704 10447 10784 11458 11811 11904 12192 12648 12954 13056 15748 15872 16176 16256 16864 17187 17272 17408 20894 21568 22916 23622 23808 24384 25296 25908 26112 31341 31496 31744 32352 32512 33728 34374 34544 34816 41788 42799 43136 45832 47244 47616 48768 50592 51816 52224 62682 62992 63488 64704 65024 66929 67456 68748 69088 83576 85598 86272 91664 94488 95232 97536 101184 103632 104448 125364 125984 128397 129408 130048 133858 134912 137496 138176 167152 171196 172544 177599 183328 188976 190464 195072 200787 202368 207264 250728 251968 256794 258816 260096 267716 269824 274992 276352 334304 342392 345088 355198 366656 377952 390144 401574 404736 414528 501456 503936 513588 517632 532797 535432 539648 549984 552704 668608 684784 690176 710396 727583 733312 755904 780288 803148 809472 829056 1002912 1007872 1027176 1035264 1065594 1070864 1079296 1099968 1105408 1326769 1337216 1369568 1420792 1455166 1466624 1511808 1606296 1618944 1658112 2005824 2015744 2054352 2070528 2131188 2141728 2182749 2199936 2210816 2653538 2674432 2739136 2841584 2910332 2933248 3023616 3212592 3237888 3316224 3980307 4011648 4031488 4108704 4262376 4283456 4365498 4399872 4421632 5307076 5348864 5478272 5683168 5820664 5866496 6047232 6425184 6632448 7960614 8023296 8062976 8217408 8524752 8566912 8730996 8799744 10614152 10697728 10956544 11366336 11641328 11732992 12094464 12850368 13264896 15921228 16046592 16434816 17049504 17133824 17461992 17599488 21228304 21395456 21913088 22555073 22732672 23282656 24188928 25700736 31842456 32093184 32869632 34099008 34267648 34923984 35198976 42456608 43826176 45110146 45465344 46565312 51401472 63684912 64186368 65739264 67665219 68198016 68535296 69847968 84913216 87652352 90220292 90930688 93130624 102802944 127369824 131478528 135330438 136396032 137070592 139695936 169826432 180440584 181861376 186261248 205605888 254739648 262957056 270660876 272792064 279391872 339652864 360881168 363722752 372522496 411211776 509479296 541321752 545584128 558783744 679305728 721762336 745044992 1018958592 1082643504 1091168256 1117567488 1358611456 1443524672 1490089984 2037917184 2165287008 2235134976 2717222912 2887049344 4075834368 4330574016 4470269952 5774098688 8151668736 8661148032 11548197376 17322296064 23096394752 34644592128 46192789504 69289184256 138578368512
• Sum of all divisors σ(n): 408190648320
• Sum of proper divisors (its aliquot sum) s(n): 269612279808
• 138578368512 is an abundant number, because the sum of its proper divisors (269612279808) is greater than itself. Its abundance is 131033911296

Bases of 138578368512

• Binary: 10000001000011111010100001100000000000₂
• Hexadecimal: 0x2043EA1800
• Base-36: 1RNTZDHC

Squares and roots of 138578368512

• 138578368512 squared (138578368512²) is 19203964219447673094144
• 138578368512 cubed (138578368512³) is 2661254030493882079141194501193728
• The square root of 138578368512 is 372261.1563298003
• The cube root of 138578368512 is 5174.8585274027

Scales and comparisons

• 138,578,368,512 seconds is equal to 4,406 years, 18 weeks, 6 days, 7 hours, 15 minutes, 12 seconds.
• To count from 1 to 138,578,368,512 would take you about eight thousand, eight hundred twelve 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 138578368512 cubic inches would be around 431.2 feet tall.

Recreational maths with 138578368512

• 138578368512 backwards is 215863875831
• The number of decimal digits it has is: 12
• The sum of 138578368512's digits is 57
• More coming soon!