21242345918198274

Names of 21242345918198274

• Cardinal: 21242345918198274 can be written as Twenty-one quadrillion, two hundred forty-two trillion, three hundred forty-five billion, nine hundred eighteen million, one hundred ninety-eight thousand, two hundred seventy-four.

Scientific notation

• Scientific notation: 2.1242345918198274 × 10¹⁶

Factors of 21242345918198274

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 570

Divisors of 21242345918198274

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 6 9 18 27 37 54 74 97 111 194 222 291 333 431 582 666 862 873 999 1293 1369 1746 1998 2586 2619 2738 3589 3879 4107 5238 7178 7758 8214 10767 11637 12321 15947 21534 23274 24642 31894 32301 36963 41807 47841 50653 64602 73926 83614 95682 96903 101306 125421 132793 143523 151959 185761 193806 250842 265586 287046 303918 371522 376263 398379 430569 455877 557283 590039 752526 796758 861138 911754 1114566 1128789 1180078 1195137 1367631 1546859 1671849 1770117 2257578 2390274 2735262 3093718 3343698 3540234 3585411 4640577 4913341 5015547 5310351 6873157 7170822 9281154 9826682 10031094 10620702 13746314 13921731 14740023 15931053 18018817 20619471 21831443 27843462 29480046 31862106 36037634 41238942 41765193 43662886 44220069 54056451 57233783 61858413 65494329 80062991 83530386 88440138 108112902 114467566 123716826 130988658 132660207 160125982 162169353 171701349 185575239 196482987 240188973 254306809 265320414 324338706 343402698 371150478 392965974 480377946 486508059 508613618 515104047 589448961 666696229 720566919 762920427 973016118 1030208094 1178897922 1333392458 1441133838 1525840854 1545312141 2000088687 2117649971 2161700757 2288761281 2962330667 3090624282 4000177374 4235299942 4323401514 4577522562 5924661334 6000266061 6352949913 6866283843 7766110127 8886992001 9409351933 12000532122 12705899826 13732567686 15532220254 17773984002 18000798183 18818703866 19058849739 23298330381 24667760473 26660976003 28228055799 36001596366 38117699478 46596660762 49335520946 53321952006 56456111598 57176549217 69894991143 74003281419 79982928009 84684167397 109606234679 114353098434 139789982286 148006562838 159965856018 169368334794 209684973429 219212469358 222009844257 254052502191 287346074699 328818704037 419369946858 444019688514 508105004382 574692149398 657637408074 666029532771 862038224097 912707137501 986456112111 1332059065542 1724076448194 1825414275002 1972912224222 2586114672291 2738121412503 2959368336333 4055430683123 5172229344582 5476242825006 5918736672666 7758344016873 8110861366246 8214364237509 10631804763863 12166292049369 15516688033746 16428728475018 21263609527726 24332584098738 24643092712527 31895414291589 36498876148107 49286185425054 63790828583178 72997752296214 95686242874767 109496628444321 191372485749534 218993256888642 287058728624301 393376776262931 574117457248602 786753552525862 1180130328788793 2360260657577586 3540390986366379 7080781972732758 10621172959099137 21242345918198274
• Sum of all divisors σ(n): 49130604823910400
• Sum of proper divisors (its aliquot sum) s(n): 27888258905712126
• 21242345918198274 is an abundant number, because the sum of its proper divisors (27888258905712126) is greater than itself. Its abundance is 6645912987513852

Bases of 21242345918198274

• Binary: 1001011011101111100110100010010101001100111001000000010₂
• Hexadecimal: 0x4B77CD12A67202
• Base-36: 5T5S6ZUKRGI

Squares and roots of 21242345918198274

• 21242345918198274 squared (21242345918198274²) is 451237260108394872513130376579076
• 21242345918198274 cubed (21242345918198274³) is 9585337970402534674172157341279006285097607714824
• The square root of 21242345918198274 is 145747541.7226591647
• The cube root of 21242345918198274 is 276949.6531598375

Scales and comparisons

• 21,242,345,918,198,274 seconds is equal to 675,440,893 years, 16 weeks, 7 hours, 57 minutes, 54 seconds.
• To count from 1 to 21,242,345,918,198,274 would take you about two billion, twenty-six million, three hundred twenty-two thousand, six hundred seventy-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 21242345918198274 cubic inches would be around 23079.1 feet tall.

Recreational maths with 21242345918198274

• 21242345918198274 backwards is 47289181954324212
• The number of decimal digits it has is: 17
• The sum of 21242345918198274's digits is 72
• More coming soon!