138902847744

Names of 138902847744

• Cardinal: 138902847744 can be written as One hundred thirty-eight billion, nine hundred two million, eight hundred forty-seven thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 1.38902847744 × 10¹¹

Factors of 138902847744

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 156

Divisors of 138902847744

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 31 32 48 53 62 64 67 93 96 106 124 128 134 159 186 192 201 212 248 256 268 318 372 384 402 424 496 536 636 744 768 804 848 961 992 1072 1272 1488 1608 1643 1696 1922 1984 2077 2144 2544 2809 2883 2976 3216 3286 3392 3551 3844 3968 4154 4288 4929 5088 5618 5766 5952 6231 6432 6572 6784 7102 7688 7936 8308 8427 8576 9858 10176 10653 11236 11532 11904 12462 12864 13144 13568 14204 15376 16616 16854 17152 19716 20352 21306 22472 23064 23808 24924 25728 26288 28408 30752 33232 33708 39432 40704 42612 44944 46128 49848 50933 51456 52576 56816 61504 64387 66464 67416 78864 85224 87079 89888 92256 99696 101866 105152 110081 113632 123008 128774 132928 134832 152799 157728 170448 174158 179776 184512 188203 193161 199392 203732 210304 220162 227264 246016 257548 261237 265856 269664 305598 315456 330243 340896 348316 359552 369024 376406 386322 398784 407464 420608 440324 454528 515096 522474 531712 539328 564609 611196 630912 660486 681792 696632 719104 738048 752812 772644 797568 814928 880648 909056 1030192 1044948 1078656 1129218 1222392 1261824 1320972 1363584 1393264 1505624 1545288 1595136 1629856 1761296 2060384 2089896 2157312 2258436 2444784 2641944 2699449 2727168 2786528 3011248 3090576 3259712 3412511 3522592 4120768 4179792 4516872 4889568 5283888 5398898 5573056 5834293 6022496 6181152 6519424 6825022 7045184 8098347 8241536 8359584 9033744 9779136 10237533 10567776 10797796 11146112 11668586 12044992 12362304 13038848 13650044 14090368 16196694 16483072 16719168 17502879 18067488 19558272 20475066 21135552 21595592 22292224 23337172 24089984 24724608 27300088 28180736 32393388 33438336 35005758 36134976 39116544 40950132 42271104 43191184 46674344 48179968 49449216 54600176 64786776 66876672 70011516 72269952 81900264 84542208 86382368 93348688 109200352 129573552 140023032 144539904 163800528 172764736 180863083 186697376 218400704 259147104 280046064 327601056 345529472 361726166 373394752 436801408 518294208 542589249 560092128 655202112 691058944 723452332 746789504 873602816 1036588416 1085178498 1120184256 1310404224 1446904664 1493579008 2073176832 2170356996 2240368512 2620808448 2893809328 4340713992 4480737024 5787618656 8681427984 11575237312 17362855968 23150474624 34725711936 46300949248 69451423872 138902847744
• Sum of all divisors σ(n): 395148557328
• Sum of proper divisors (its aliquot sum) s(n): 256245709584
• 138902847744 is an abundant number, because the sum of its proper divisors (256245709584) is greater than itself. Its abundance is 117342861840

Bases of 138902847744

• Binary: 10000001010111010000010100000100000000₂
• Hexadecimal: 0x2057414100
• Base-36: 1RT7639C

Squares and roots of 138902847744

• 138902847744 squared (138902847744²) is 19294001111392845889536
• 138902847744 cubed (138902847744³) is 2679991698748367256365075250806784
• The square root of 138902847744 is 372696.7235487857
• The cube root of 138902847744 is 5178.8943310779

Scales and comparisons

• 138,902,847,744 seconds is equal to 4,416 years, 35 weeks, 2 days, 20 hours, 22 minutes, 24 seconds.
• To count from 1 to 138,902,847,744 would take you about eight thousand, eight hundred thirty-three 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 138902847744 cubic inches would be around 431.6 feet tall.

Recreational maths with 138902847744

• 138902847744 backwards is 447748209831
• The number of decimal digits it has is: 12
• The sum of 138902847744's digits is 57
• More coming soon!