138654678528

Names of 138654678528

• Cardinal: 138654678528 can be written as One hundred thirty-eight billion, six hundred fifty-four million, six hundred seventy-eight thousand, five hundred twenty-eight.

Scientific notation

• Scientific notation: 1.38654678528 × 10¹¹

Factors of 138654678528

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1232

Divisors of 138654678528

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 37 48 54 64 72 74 96 108 111 128 144 148 192 216 222 256 288 296 307 333 384 432 444 512 576 592 614 666 768 864 883 888 921 999 1152 1184 1228 1332 1536 1728 1766 1776 1842 1998 2304 2368 2456 2649 2664 2763 3456 3532 3552 3684 3996 4608 4736 4912 5298 5328 5526 6912 7064 7104 7368 7947 7992 8289 9472 9824 10596 10656 11052 11359 13824 14128 14208 14736 15894 15984 16578 18944 19648 21192 21312 22104 22718 23841 28256 28416 29472 31788 31968 32671 33156 34077 39296 42384 42624 44208 45436 47682 56512 56832 58944 63576 63936 65342 66312 68154 78592 84768 85248 88416 90872 95364 98013 102231 113024 117888 127152 127872 130684 132624 136308 157184 169536 170496 176832 181744 190728 196026 204462 226048 235776 254304 255744 261368 265248 271081 272616 294039 306693 339072 353664 363488 381456 392052 408924 452096 471552 508608 511488 522736 530496 542162 545232 588078 613386 678144 707328 726976 762912 784104 813243 817848 882117 1017216 1045472 1060992 1084324 1090464 1176156 1226772 1356288 1414656 1453952 1525824 1568208 1626486 1635696 1764234 2034432 2090944 2121984 2168648 2180928 2352312 2439729 2453544 2907904 3051648 3136416 3252972 3271392 3528468 4068864 4181888 4243968 4337296 4361856 4704624 4879458 4907088 5815808 6103296 6272832 6505944 6542784 7056936 7319187 8363776 8674592 8723712 9409248 9758916 9814176 10029997 12206592 12545664 13011888 13085568 14113872 14638374 16727552 17349184 17447424 18818496 19517832 19628352 20059994 25091328 26023776 26171136 28227744 29276748 30089991 34698368 37636992 39035664 39256704 40119988 50182656 52047552 52342272 56455488 58553496 60179982 69396736 75273984 78071328 78513408 80239976 90269973 104095104 112910976 117106992 120359964 138793472 150547968 156142656 157026816 160479952 180539946 208190208 225821952 234213984 240719928 270809919 312285312 320959904 361079892 416380416 451643904 468427968 481439856 541619838 624570624 641919808 722159784 936855936 962879712 1083239676 1249141248 1283839616 1444319568 1873711872 1925759424 2166479352 2567679232 2888639136 3747423744 3851518848 4332958704 5135358464 5777278272 7703037696 8665917408 11554556544 15406075392 17331834816 23109113088 34663669632 46218226176 69327339264 138654678528
• Sum of all divisors σ(n): 423372069120
• Sum of proper divisors (its aliquot sum) s(n): 284717390592
• 138654678528 is an abundant number, because the sum of its proper divisors (284717390592) is greater than itself. Its abundance is 146062712064

Bases of 138654678528

• Binary: 10000001001000011101100111111000000000₂
• Hexadecimal: 0x2048767E00
• Base-36: 1RP3EYO0

Squares and roots of 138654678528

• 138654678528 squared (138654678528²) is 19225119877703024246784
• 138654678528 cubed (138654678528³) is 2665652816305175501991224857853952
• The square root of 138654678528 is 372363.6374943179
• The cube root of 138654678528 is 5175.8082212571

Scales and comparisons

• 138,654,678,528 seconds is equal to 4,408 years, 41 weeks, 12 hours, 28 minutes, 48 seconds.
• To count from 1 to 138,654,678,528 would take you about eight thousand, eight hundred seventeen 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 138654678528 cubic inches would be around 431.3 feet tall.

Recreational maths with 138654678528

• 138654678528 backwards is 825876456831
• The number of decimal digits it has is: 12
• The sum of 138654678528's digits is 63
• More coming soon!