138651641856

Names of 138651641856

• Cardinal: 138651641856 can be written as One hundred thirty-eight billion, six hundred fifty-one million, six hundred forty-one thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 1.38651641856 × 10¹¹

Factors of 138651641856

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 266

Divisors of 138651641856

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 28 32 36 39 42 48 49 52 56 63 64 72 78 84 91 96 98 104 112 117 126 128 144 147 156 168 182 192 196 208 224 234 241 252 256 273 288 294 312 336 343 364 384 392 416 441 448 468 482 504 512 546 576 588 624 637 672 686 723 728 768 784 819 832 882 896 936 964 1008 1024 1029 1092 1152 1176 1248 1274 1344 1372 1446 1456 1536 1568 1638 1664 1687 1764 1792 1872 1911 1928 2016 2048 2058 2169 2184 2304 2352 2401 2496 2548 2688 2744 2892 2912 3072 3087 3133 3136 3276 3328 3374 3528 3584 3744 3822 3856 4032 4116 4338 4368 4459 4608 4704 4802 4992 5061 5096 5376 5488 5733 5784 5824 6144 6174 6266 6272 6552 6656 6748 7056 7168 7203 7488 7644 7712 8064 8232 8676 8736 8918 9216 9399 9408 9604 9984 10122 10192 10752 10976 11466 11568 11648 11809 12348 12532 12544 13104 13312 13377 13496 14112 14336 14406 14976 15183 15288 15424 16128 16464 17352 17472 17836 18432 18798 18816 19208 19968 20244 20384 21504 21609 21931 21952 22932 23136 23296 23618 24696 25064 25088 26208 26624 26754 26992 28197 28224 28812 29952 30366 30576 30848 31213 32256 32928 34704 34944 35427 35672 37596 37632 38416 39936 40131 40488 40768 43008 43218 43862 43904 45864 46272 46592 47236 49392 50128 50176 52416 53508 53984 56394 56448 57624 59904 60732 61152 61696 62426 64512 65793 65856 69408 69888 70854 71344 75192 75264 76832 79872 80262 80976 81536 82663 86436 87724 87808 91728 92544 93184 93639 94472 98784 100256 100352 104832 106281 107016 107968 112788 112896 115248 119808 121464 122304 123392 124852 129024 131586 131712 138816 139776 141708 142688 150384 150528 153517 153664 160524 161952 163072 165326 172872 175448 175616 183456 185088 186368 187278 188944 197379 197568 200512 209664 212562 214032 215936 225576 225792 230496 239616 242928 244608 246784 247989 249704 263172 263424 277632 279552 280917 283416 285376 300768 301056 307034 307328 321048 323904 326144 330652 345744 350896 351232 366912 370176 374556 377888 394758 395136 401024 419328 425124 428064 431872 451152 451584 460551 460992 485856 489216 493568 495978 499408 526344 526848 555264 559104 561834 566832 570752 578641 601536 614068 614656 642096 647808 652288 661304 691488 701792 702464 733824 740352 743967 749112 755776 789516 790272 802048 838656 850248 856128 863744 902304 903168 921102 921984 971712 978432 991956 998816 1052688 1053696 1074619 1110528 1123668 1133664 1141504 1157282 1203072 1228136 1229312 1284192 1295616 1304576 1322608 1381653 1382976 1403584 1467648 1480704 1487934 1498224 1511552 1579032 1580544 1604096 1677312 1700496 1712256 1727488 1735923 1804608 1842204 1843968 1943424 1956864 1983912 1997632 2105376 2107392 2149238 2221056 2247336 2267328 2283008 2314564 2406144 2456272 2458624 2568384 2591232 2645216 2763306 2765952 2807168 2935296 2975868 2996448 3023104 3158064 3161088 3208192 3223857 3400992 3424512 3454976 3471846 3609216 3684408 3687936 3886848 3913728 3967824 3995264 4210752 4298476 4442112 4494672 4534656 4566016 4629128 4812288 4912544 4917248 5136768 5182464 5207769 5290432 5526612 5531904 5614336 5870592 5951736 5992896 6046208 6316128 6322176 6416384 6447714 6801984 6849024 6943692 7218432 7368816 7375872 7522333 7773696 7935648 7990528 8421504 8596952 8989344 9069312 9132032 9258256 9624576 9671571 9825088 10273536 10364928 10415538 10580864 11053224 11063808 11228672 11741184 11903472 11985792 12092416 12632256 12895428 13603968 13698048 13887384 14436864 14737632 14751744 15044666 15547392 15871296 15981056 16843008 17193904 17978688 18138624 18516512 19249152 19343142 19650176 20547072 20831076 21161728 22106448 22127616 22457344 22566999 23806944 23971584 24184832 25264512 25790856 27207936 27396096 27774768 28873728 29475264 30089332 31094784 31742592 31962112 33686016 34387808 35957376 36277248 37033024 38686284 39300352 41094144 41662152 42323456 44212896 44255232 44914688 45133998 47613888 47943168 50529024 51581712 54415872 55549536 57747456 58950528 60178664 63485184 63924224 67372032 67700997 68775616 71914752 72554496 74066048 77372568 78600704 82188288 83324304 84646912 88425792 90267996 95227776 95886336 101058048 103163424 108831744 111099072 117901056 120357328 126970368 134744064 135401994 137551232 143829504 148132096 154745136 157201408 166648608 169293824 176851584 180535992 190455552 191772672 202116096 206326848 217663488 222198144 235802112 240714656 253940736 270803988 275102464 287659008 296264192 309490272 314402816 333297216 353703168 361071984 380911104 404232192 412653696 444396288 471604224 481429312 507881472 541607976 550204928 575318016 592528384 618980544 666594432 707406336 722143968 761822208 825307392 888792576 943208448 962858624 1083215952 1100409856 1185056768 1237961088 1333188864 1414812672 1444287936 1523644416 1650614784 1777585152 1925717248 2166431904 2200819712 2475922176 2666377728 2829625344 2888575872 3301229568 3555170304 3851434496 4332863808 4951844352 5332755456 5777151744 6602459136 7702868992 8665727616 9903688704 10665510912 11554303488 15405737984 17331455232 19807377408 23108606976 34662910464 46217213952 69325820928 138651641856
• Sum of all divisors σ(n): 505188864180
• Sum of proper divisors (its aliquot sum) s(n): 366537222324
• 138651641856 is an abundant number, because the sum of its proper divisors (366537222324) is greater than itself. Its abundance is 227885580468

Bases of 138651641856

• Binary: 10000001001000010010000010100000000000₂
• Hexadecimal: 0x2048482800
• Base-36: 1RP1LVK0

Squares and roots of 138651641856

• 138651641856 squared (138651641856²) is 19224277789364491124736
• 138651641856 cubed (138651641856³) is 2665477678991220829270586494550016
• The square root of 138651641856 is 372359.5599095047
• The cube root of 138651641856 is 5175.7704359073

Scales and comparisons

• 138,651,641,856 seconds is equal to 4,408 years, 36 weeks, 8 hours, 57 minutes, 36 seconds.
• To count from 1 to 138,651,641,856 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 138651641856 cubic inches would be around 431.3 feet tall.

Recreational maths with 138651641856

• 138651641856 backwards is 658146156831
• The number of decimal digits it has is: 12
• The sum of 138651641856's digits is 54
• More coming soon!