18636421349936

Names of 18636421349936

• Cardinal: 18636421349936 can be written as Eighteen trillion, six hundred thirty-six billion, four hundred twenty-one million, three hundred forty-nine thousand, nine hundred thirty-six.

Scientific notation

• Scientific notation: 1.8636421349936 × 10¹³

Factors of 18636421349936

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 122

Divisors of 18636421349936

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 8 13 16 17 26 31 34 52 59 62 68 104 118 124 136 169 208 221 236 248 272 289 338 403 442 472 496 527 578 676 767 806 884 944 1003 1054 1156 1352 1534 1612 1768 1829 2006 2108 2197 2312 2704 2873 3068 3224 3481 3536 3658 3757 4012 4216 4394 4624 4913 5239 5746 6136 6448 6851 6962 7316 7514 8024 8432 8788 8959 9826 9971 10478 11492 12272 13039 13702 13924 14632 15028 16048 17051 17576 17918 19652 19942 20956 22984 23777 26078 27404 27848 29264 30056 31093 34102 35152 35836 37349 39304 39884 41912 45253 45968 47554 48841 52156 54808 55696 59177 60112 62186 63869 68107 68204 71672 74698 78608 79768 83824 89063 90506 95108 97682 104312 107911 109616 116467 118354 124372 127738 129623 136214 136408 143344 149396 152303 159536 169507 178126 181012 190216 195364 208624 215822 221663 232934 236708 248744 255476 259246 272428 272816 289867 298792 304606 309101 339014 356252 362024 380432 390728 404209 431644 443326 465868 473416 497488 510952 518492 528581 544856 579734 588289 597584 609212 618202 634933 678028 712504 724048 769301 781456 808418 830297 863288 886652 931736 946832 1006009 1021904 1036984 1057162 1089712 1157819 1159468 1176578 1218424 1236404 1269866 1356056 1402843 1425008 1514071 1538602 1616836 1660594 1726576 1773304 1834487 1863472 1979939 2012018 2073968 2114324 2203591 2315638 2318936 2353156 2436848 2472808 2539732 2712112 2805686 2881619 3028142 3077204 3233672 3321188 3546608 3668974 3768271 3959878 4018313 4024036 4228648 4407182 4631276 4637872 4706312 4945616 5079464 5254717 5611372 5763238 6056284 6154408 6467344 6642376 6871553 7337948 7536542 7647757 7919756 8036626 8048072 8457296 8814364 8985877 9262552 9412624 10000913 10158928 10509434 10793861 11222744 11526476 12112568 12308816 13078117 13284752 13743106 14675896 15073084 15295514 15839512 16073252 16096144 17102153 17628728 17971754 18236959 18525104 19682923 20001826 21018868 21587722 22445488 23052952 23848331 24225136 25739207 26156234 27486212 29351792 30146168 30591028 31186279 31679024 32146504 34204306 35257456 35943508 36473918 37461047 39365846 40003652 42037736 43175444 46105904 47696662 48987523 51478414 52312468 54972424 60292336 61182056 62372558 64293008 68311321 68408612 71887016 72947836 74922094 78731692 80007304 84075472 86350888 89330189 95393324 97975046 102956828 104624936 109944848 116816401 122364112 124745116 130011869 136622642 136817224 143774032 145895672 149844188 157463384 160014608 170015521 172701776 178660378 190786648 195950092 205913656 209249872 222327989 233632802 237080467 249490232 260023738 273245284 273634448 291791344 299688376 310028303 314926768 334609691 340031042 357320756 381573296 391900184 405421627 411827312 444655978 467265604 474160934 498980464 520047476 530166743 546490568 599376752 620056606 636837799 669219382 680062084 714641512 783800368 810843254 889311956 934531208 948321868 1040094952 1060333486 1092981136 1161292457 1240113212 1273675598 1338438764 1360124168 1429283024 1518613213 1621686508 1778623912 1869062416 1896643736 2080189904 2120666972 2210201773 2322584914 2480226424 2547351196 2676877528 2720248336 2890263857 3037226426 3243373016 3557247824 3793287472 4030367939 4241333944 4420403546 4645169828 4960452848 5094702392 5270481151 5353755056 5780527714 6074452852 6486746032 6892167659 8060735878 8482667888 8840807092 9290339656 10189404784 10540962302 11561055428 12148905704 13784335318 16121471756 17681614184 18580679312 19741971769 21081924604 23122110856 24297811408 27568670636 32242943512 35363228368 37573430141 39483943538 42163849208 46244221712 55137341272 64485887024 68516254963 75146860282 78967887076 84327698416 89598179567 110274682544 137032509926 150293720564 157935774152 179196359134 274065019852 300587441128 315871548304 358392718268 548130039704 601174882256 716785436536 1096260079408 1164776334371 1433570873072 2329552668742 4659105337484 9318210674968 18636421349936
• Sum of all divisors σ(n): 43640031859200
• Sum of proper divisors (its aliquot sum) s(n): 25003610509264
• 18636421349936 is an abundant number, because the sum of its proper divisors (25003610509264) is greater than itself. Its abundance is 6367189159328

Bases of 18636421349936

• Binary: 100001111001100100001010001100100001000110000₂
• Hexadecimal: 0x10F321464230
• Base-36: 6LTGC3DBK

Squares and roots of 18636421349936

• 18636421349936 squared (18636421349936²) is 347316200732350360567204096
• 18636421349936 cubed (18636421349936³) is 6472731058507031658507970101425548537856
• The square root of 18636421349936 is 4316992.1646831835
• The cube root of 18636421349936 is 26512.7131831929

Scales and comparisons

• 18,636,421,349,936 seconds is equal to 592,580 years, 28 weeks, 5 days, 4 hours, 18 minutes, 56 seconds.
• To count from 1 to 18,636,421,349,936 would take you about one million, four hundred eighty-one thousand, four hundred fifty-one 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 18636421349936 cubic inches would be around 2209.4 feet tall.

Recreational maths with 18636421349936

• 18636421349936 backwards is 63994312463681
• The number of decimal digits it has is: 14
• The sum of 18636421349936's digits is 65
• More coming soon!