138488698656

Names of 138488698656

• Cardinal: 138488698656 can be written as One hundred thirty-eight billion, four hundred eighty-eight million, six hundred ninety-eight thousand, six hundred fifty-six.

Scientific notation

• Scientific notation: 1.38488698656 × 10¹¹

Factors of 138488698656

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 201505

Divisors of 138488698656

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 16 18 21 22 24 28 31 32 33 36 42 44 48 56 62 63 66 72 77 84 88 93 96 99 112 124 126 132 144 154 168 176 186 198 217 224 231 248 252 264 279 288 308 336 341 352 372 396 434 462 496 504 528 558 616 651 672 682 693 744 792 868 924 992 1008 1023 1056 1116 1232 1302 1364 1386 1488 1584 1736 1848 1953 2016 2046 2232 2387 2464 2604 2728 2772 2976 3069 3168 3472 3696 3906 4092 4464 4774 5208 5456 5544 6138 6944 7161 7392 7812 8184 8928 9548 10416 10912 11088 12276 14322 15624 16368 19096 20832 21483 22176 24552 28644 31248 32736 38192 42966 49104 57288 62496 76384 85932 98208 114576 171864 201451 229152 343728 402902 604353 687456 805804 1208706 1410157 1611608 1813059 2215961 2417412 2820314 3223216 3626118 4230471 4431922 4834824 5640628 6244981 6446432 6647883 7252236 8460942 8863844 9669648 11281256 12489962 12691413 13295766 14504472 15511727 16921884 17727688 18734943 19339296 19943649 22562512 24979924 25382826 26591532 29008944 31023454 33843768 35455376 37469886 39887298 43714867 45125024 46535181 49959848 50765652 53183064 56204829 58017888 62046908 67687536 68694791 70910752 74939772 79774596 87429734 93070362 99919696 101531304 106366128 112409658 124093816 131144601 135375072 137389582 139605543 149879544 159549192 174859468 186140724 199839392 203062608 206084373 212732256 224819316 248187632 262289202 274779164 279211086 299759088 319098384 349718936 372281448 393433803 406125216 412168746 449638632 480863537 496375264 524578404 549558328 558422172 599518176 618253119 638196768 699437872 744562896 786867606 824337492 899277264 961727074 1049156808 1099116656 1116844344 1236506238 1398875744 1442590611 1489125792 1573735212 1648674984 1798554528 1923454148 2098313616 2198233312 2233688688 2473012476 2885181222 3147470424 3297349968 3846908296 4196627232 4327771833 4467377376 4946024952 5770362444 6294940848 6594699936 7693816592 8655543666 9892049904 11540724888 12589881696 15387633184 17311087332 19784099808 23081449776 34622174664 46162899552 69244349328 138488698656
• Sum of all divisors σ(n): 506846785536
• Sum of proper divisors (its aliquot sum) s(n): 368358086880
• 138488698656 is an abundant number, because the sum of its proper divisors (368358086880) is greater than itself. Its abundance is 229869388224

Bases of 138488698656

• Binary: 10000000111110100100011101011100100000₂
• Hexadecimal: 0x203E91D720
• Base-36: 1RMCLFS0

Squares and roots of 138488698656

• 138488698656 squared (138488698656²) is 19179119655432376206336
• 138488698656 cubed (138488698656³) is 2656091322448540901825290781884416
• The square root of 138488698656 is 372140.6973928007
• The cube root of 138488698656 is 5173.7421219437

Scales and comparisons

• 138,488,698,656 seconds is equal to 4,403 years, 26 weeks, 4 days, 10 hours, 57 minutes, 36 seconds.
• To count from 1 to 138,488,698,656 would take you about eight thousand, eight hundred seven 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 138488698656 cubic inches would be around 431.1 feet tall.

Recreational maths with 138488698656

• 138488698656 backwards is 656896884831
• 138488698656 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138488698656's digits is 72
• More coming soon!