138473631648

Names of 138473631648

• Cardinal: 138473631648 can be written as One hundred thirty-eight billion, four hundred seventy-three million, six hundred thirty-one thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 1.38473631648 × 10¹¹

Factors of 138473631648

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 3560

Divisors of 138473631648

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 17 18 22 24 27 32 33 34 36 44 48 51 54 66 68 72 81 88 96 99 102 108 132 136 144 153 162 176 187 198 204 216 243 264 272 288 297 306 324 352 374 396 408 432 459 486 528 544 561 594 612 648 729 748 792 816 864 891 918 972 1056 1122 1188 1224 1296 1377 1458 1496 1584 1632 1683 1782 1836 1944 2187 2244 2376 2448 2592 2673 2754 2916 2992 3168 3366 3527 3564 3672 3888 4131 4374 4488 4752 4896 5049 5346 5508 5832 5984 6561 6732 7054 7128 7344 7776 8019 8262 8748 8976 9504 10098 10581 10692 11016 11664 12393 13122 13464 14108 14256 14688 15147 16038 16524 17496 17952 20196 21162 21384 22032 23328 24057 24786 26244 26928 28216 28512 30294 31743 32076 33048 34992 37179 38797 40392 42324 42768 44064 45441 48114 49572 52488 53856 56432 59959 60588 63486 64152 66096 69984 72171 74358 77594 80784 84648 85536 90882 95229 96228 99144 104976 111537 112864 116391 119918 121176 126972 128304 132192 136323 144342 148716 155188 161568 169296 179877 181764 190458 192456 198288 209952 223074 232782 239836 242352 253944 256608 272646 285687 288684 297432 310376 338592 349173 359754 363528 380916 384912 396576 408969 446148 465564 479672 484704 507888 539631 545292 571374 577368 594864 620752 659549 698346 719508 727056 761832 769824 817938 857061 892296 931128 959344 1015776 1047519 1079262 1090584 1142748 1154736 1189728 1226907 1241504 1319098 1396692 1439016 1454112 1523664 1618893 1635876 1714122 1784592 1862256 1918688 1978647 2095038 2158524 2181168 2285496 2309472 2453814 2571183 2638196 2793384 2878032 3047328 3142557 3237786 3271752 3428244 3569184 3724512 3957294 4190076 4317048 4362336 4570992 4856679 4907628 5142366 5276392 5586768 5756064 5935941 6285114 6475572 6543504 6856488 7713549 7914588 8380152 8634096 9141984 9427671 9713358 9815256 10284732 10552784 11173536 11871882 12570228 12951144 13087008 13712976 14570037 15427098 15829176 16760304 17268192 17807823 18855342 19426716 19630512 20569464 21105568 23140647 23743764 25140456 25902288 27425952 28283013 29140074 30854196 31658352 33520608 35615646 37710684 38853432 39261024 41138928 43710111 46281294 47487528 50280912 51804576 53423469 56566026 58280148 61708392 63316704 71231292 75421368 77706864 82277856 84849039 87420222 92562588 94975056 100561824 106846938 113132052 116560296 123416784 131130333 142462584 150842736 155413728 160270407 169698078 174840444 185125176 189950112 213693876 226264104 233120592 246833568 254547117 262260666 284925168 301685472 320540814 339396156 349680888 370250352 393390999 427387752 452528208 466241184 480811221 509094234 524521332 569850336 641081628 678792312 699361776 740500704 786781998 854775504 905056416 961622442 1018188468 1049042664 1282163256 1357584624 1398723552 1442433663 1573563996 1709551008 1923244884 2036376936 2098085328 2564326512 2715169248 2884867326 3147127992 3846489768 4072753872 4196170656 4327300989 5128653024 5769734652 6294255984 7692979536 8145507744 8654601978 11539469304 12588511968 15385959072 17309203956 23078938608 34618407912 46157877216 69236815824 138473631648
• Sum of all divisors σ(n): 472456805184
• Sum of proper divisors (its aliquot sum) s(n): 333983173536
• 138473631648 is an abundant number, because the sum of its proper divisors (333983173536) is greater than itself. Its abundance is 195509541888

Bases of 138473631648

• Binary: 10000000111101101010111110111110100000₂
• Hexadecimal: 0x203DABEFA0
• Base-36: 1RM3MI00

Squares and roots of 138473631648

• 138473631648 squared (138473631648²) is 19174946661785987195904
• 138473631648 cubed (138473631648³) is 2655224500914200028773654910369792
• The square root of 138473631648 is 372120.4531438711
• The cube root of 138473631648 is 5173.5544877617

Scales and comparisons

• 138,473,631,648 seconds is equal to 4,403 years, 1 week, 5 days, 1 hour, 40 minutes, 48 seconds.
• To count from 1 to 138,473,631,648 would take you about eight thousand, eight hundred six 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 138473631648 cubic inches would be around 431.1 feet tall.

Recreational maths with 138473631648

• 138473631648 backwards is 846136374831
• 138473631648 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138473631648's digits is 54
• More coming soon!