138637451679744

Names of 138637451679744

• Cardinal: 138637451679744 can be written as One hundred thirty-eight trillion, six hundred thirty-seven billion, four hundred fifty-one million, six hundred seventy-nine thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 1.38637451679744 × 10¹⁴

Factors of 138637451679744

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 9606

Divisors of 138637451679744

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 61 64 96 122 128 183 192 199 244 256 366 384 398 488 512 597 732 768 796 976 1024 1194 1464 1536 1592 1952 2048 2388 2928 3072 3184 3904 4776 5856 6144 6368 7808 9341 9552 11712 12139 12736 15616 18682 19104 23424 24278 25472 28023 31232 36417 37364 38208 39601 46848 48556 50944 56046 62464 72834 74728 76416 79202 93696 97112 101888 112092 118803 124928 145668 149456 152832 158404 187392 194224 203776 224184 237606 291336 298912 305664 316808 374784 388448 407552 448368 475212 569801 582672 597824 611328 633616 776896 896736 950424 1139602 1165344 1195648 1222656 1267232 1553792 1709403 1793472 1858859 1900848 2279204 2330688 2391296 2415661 2534464 3107584 3418806 3586944 3717718 3801696 4558408 4661376 4782592 4831322 5068928 5576577 6215168 6837612 7173888 7246983 7435436 7603392 9116816 9322752 9565184 9662644 10137856 11153154 12430336 13675224 14347776 14493966 14870872 15206784 18233632 18645504 19130368 19325288 20275712 22306308 24860672 27350448 28695552 28987932 29741744 30413568 36467264 37291008 38650576 40551424 44612616 54700896 57391104 57975864 59483488 60827136 72934528 74582016 77301152 81102848 89225232 109401792 113390399 115951728 118966976 121654272 145869056 154602304 178450464 218803584 226780798 231903456 237933952 243308544 291738112 309204608 340171197 356900928 369912941 437607168 453561596 463806912 475867904 583476224 618409216 680342394 713801856 739825882 875214336 907123192 927613824 951735808 1109738823 1166952448 1236818432 1360684788 1427603712 1479651764 1750428672 1814246384 1855227648 1903471616 2219477646 2473636864 2721369576 2855207424 2959303528 3500857344 3628492768 3710455296 3806943232 4438955292 4947273728 5442739152 5710414848 5918607056 7256985536 7420910592 8877910584 10885478304 11420829696 11837214112 14513971072 14841821184 17755821168 21770956608 22564689401 23674428224 29027942144 35511642336 43541913216 45129378802 47348856448 58055884288 67694068203 71023284672 87083826432 90258757604 94697712896 116111768576 135388136406 142046569344 174167652864 180517515208 189395425792 232223537152 270776272812 284093138688 348335305728 361035030416 378790851584 541552545624 568186277376 696670611456 722070060832 757581703168 1083105091248 1136372554752 1444140121664 2166210182496 2272745109504 2888280243328 4332420364992 5776560486656 8664840729984 11553120973312 17329681459968 23106241946624 34659362919936 46212483893248 69318725839872 138637451679744
• Sum of all divisors σ(n): 377606475857520
• Sum of proper divisors (its aliquot sum) s(n): 238969024177776
• 138637451679744 is an abundant number, because the sum of its proper divisors (238969024177776) is greater than itself. Its abundance is 100331572498032

Bases of 138637451679744

• Binary: 11111100001011100001100000011110101100000000000₂
• Hexadecimal: 0x7E170C0F5800
• Base-36: 1D555Z7THC

Squares and roots of 138637451679744

• 138637451679744 squared (138637451679744²) is 19220343008253352447139905536
• 138637451679744 cubed (138637451679744³) is 2664659375074829583278255549720496684662784
• The square root of 138637451679744 is 11774440.6100563435
• The cube root of 138637451679744 is 51755.9386004293

Scales and comparisons

• 138,637,451,679,744 seconds is equal to 4,408,242 years, 6 weeks, 5 days, 4 hours, 22 minutes, 24 seconds.
• To count from 1 to 138,637,451,679,744 would take you about eleven million, twenty thousand, six hundred 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 138637451679744 cubic inches would be around 4313 feet tall.

Recreational maths with 138637451679744

• 138637451679744 backwards is 447976154736831
• The number of decimal digits it has is: 15
• The sum of 138637451679744's digits is 75
• More coming soon!