121539618816

Names of 121539618816

• Cardinal: 121539618816 can be written as One hundred twenty-one billion, five hundred thirty-nine million, six hundred eighteen thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 1.21539618816 × 10¹¹

Factors of 121539618816

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 130

Divisors of 121539618816

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 16 21 22 24 28 32 33 42 44 48 49 56 64 66 77 84 88 96 98 107 112 128 132 147 154 168 176 192 196 214 224 231 256 264 294 308 321 336 343 352 384 392 428 448 462 512 528 539 588 616 642 672 686 704 749 768 784 856 896 924 1024 1029 1056 1078 1176 1177 1232 1284 1344 1372 1408 1498 1536 1568 1617 1712 1792 1848 2048 2058 2112 2156 2247 2352 2354 2401 2464 2568 2688 2744 2816 2996 3072 3136 3234 3424 3531 3584 3696 3773 4116 4224 4312 4494 4704 4708 4802 4928 5136 5243 5376 5488 5632 5992 6144 6272 6468 6848 7062 7168 7203 7392 7546 8232 8239 8448 8624 8988 9408 9416 9604 9856 10272 10486 10752 10976 11264 11319 11984 12544 12936 13696 14124 14336 14406 14784 15092 15729 16464 16478 16807 16896 17248 17976 18816 18832 19208 19712 20544 20972 21504 21952 22528 22638 23968 24717 25088 25872 26411 27392 28248 28812 29568 30184 31458 32928 32956 33614 33792 34496 35952 36701 37632 37664 38416 39424 41088 41944 43008 43904 45276 47936 49434 50176 50421 51744 52822 54784 56496 57624 57673 59136 60368 62916 65856 65912 67228 67584 68992 71904 73402 75264 75328 76832 78848 79233 82176 83888 87808 90552 95872 98868 100352 100842 103488 105644 109568 110103 112992 115248 115346 118272 120736 125832 131712 131824 134456 137984 143808 146804 150528 150656 153664 157696 158466 164352 167776 173019 175616 181104 184877 191744 197736 201684 206976 211288 219136 220206 225984 230496 230692 236544 241472 251664 256907 263424 263648 268912 275968 287616 293608 301056 301312 307328 316932 328704 335552 346038 351232 362208 369754 383488 395472 403368 403711 413952 422576 440412 451968 460992 461384 473088 482944 503328 513814 526848 527296 537824 551936 554631 575232 587216 602624 614656 633864 657408 671104 692076 702464 724416 739508 766976 770721 790944 806736 807422 827904 845152 880824 903936 921984 922768 965888 1006656 1027628 1053696 1054592 1075648 1103872 1109262 1150464 1174432 1205248 1211133 1229312 1267728 1342208 1384152 1448832 1479016 1533952 1541442 1581888 1613472 1614844 1655808 1690304 1761648 1798349 1807872 1843968 1845536 1931776 2013312 2055256 2107392 2109184 2151296 2218524 2300928 2348864 2410496 2422266 2458624 2535456 2684416 2768304 2825977 2897664 2958032 3082884 3163776 3226944 3229688 3311616 3380608 3523296 3596698 3615744 3687936 3691072 3863552 4026624 4110512 4218368 4302592 4437048 4601856 4697728 4844532 4917248 5070912 5368832 5395047 5536608 5651954 5795328 5916064 6165768 6327552 6453888 6459376 6761216 7046592 7193396 7231488 7375872 7382144 7727104 8053248 8221024 8436736 8477931 8605184 8874096 9395456 9689064 10141824 10737664 10790094 11073216 11303908 11590656 11832128 12331536 12655104 12907776 12918752 13522432 14093184 14386792 14751744 14764288 16106496 16442048 16873472 16955862 17210368 17748192 18790912 19378128 19781839 20283648 21580188 22146432 22607816 23181312 23664256 24663072 25310208 25815552 25837504 27044864 28186368 28773584 29528576 32212992 32884096 33911724 34420736 35496384 37581824 38756256 39563678 40567296 43160376 44292864 45215632 47328512 49326144 50620416 51631104 51675008 54089728 56372736 57547168 59057152 59345517 65768192 67823448 70992768 75163648 77512512 79127356 81134592 86320752 88585728 90431264 94657024 98652288 103262208 103350016 112745472 115094336 118114304 118691034 131536384 135646896 141985536 155025024 158254712 162269184 172641504 177171456 180862528 189314048 197304576 206700032 225490944 230188672 237382068 263072768 271293792 283971072 310050048 316509424 345283008 354342912 361725056 378628096 394609152 413400064 460377344 474764136 526145536 542587584 567942144 620100096 633018848 690566016 723450112 789218304 826800128 920754688 949528272 1085175168 1135884288 1240200192 1266037696 1381132032 1446900224 1578436608 1841509376 1899056544 2170350336 2480400384 2532075392 2762264064 2893800448 3683018752 3798113088 4340700672 5064150784 5524528128 5787600896 7596226176 8681401344 10128301568 11049056256 15192452352 17362802688 20256603136 30384904704 40513206272 60769809408 121539618816
• Sum of all divisors σ(n): 416248035840
• Sum of proper divisors (its aliquot sum) s(n): 294708417024
• 121539618816 is an abundant number, because the sum of its proper divisors (294708417024) is greater than itself. Its abundance is 173168798208

Bases of 121539618816

• Binary: 1110001001100010100110110100000000000₂
• Hexadecimal: 0x1C4C536800
• Base-36: 1JU1JU2O

Squares and roots of 121539618816

• 121539618816 squared (121539618816²) is 14771878941938581241856
• 121539618816 cubed (121539618816³) is 1795368535799312560219026144362496
• The square root of 121539618816 is 348625.3272727039
• The cube root of 121539618816 is 4953.4291623609

Scales and comparisons

• 121,539,618,816 seconds is equal to 3,864 years, 30 weeks, 2 days, 13 hours, 13 minutes, 36 seconds.
• To count from 1 to 121,539,618,816 would take you about seven thousand, seven hundred twenty-nine 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 121539618816 cubic inches would be around 412.8 feet tall.

Recreational maths with 121539618816

• 121539618816 backwards is 618816935121
• The number of decimal digits it has is: 12
• The sum of 121539618816's digits is 51
• More coming soon!