18720397166016

Names of 18720397166016

• Cardinal: 18720397166016 can be written as Eighteen trillion, seven hundred twenty billion, three hundred ninety-seven million, one hundred sixty-six thousand and sixteen.

Scientific notation

• Scientific notation: 1.8720397166016 × 10¹³

Factors of 18720397166016

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 855

Divisors of 18720397166016

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 21 24 26 28 32 39 42 48 52 56 64 78 84 91 96 104 112 156 168 169 182 192 208 224 273 312 331 336 338 364 416 448 499 507 546 624 662 672 676 728 832 993 998 1014 1092 1183 1248 1324 1344 1352 1456 1497 1986 1996 2028 2184 2317 2366 2496 2648 2704 2912 2994 3493 3549 3972 3992 4056 4303 4368 4634 4732 5296 5408 5824 5988 6487 6951 6986 7098 7944 7984 8112 8606 8736 9268 9464 10479 10592 10816 11976 12909 12974 13902 13972 14196 15888 15968 16224 17212 17472 18536 18928 19461 20958 21184 23952 25818 25948 27804 27944 28392 30121 31776 31936 32448 34424 37072 37856 38922 41916 45409 47904 51636 51896 55608 55888 55939 56784 60242 63552 68848 74144 75712 77844 83832 84331 90363 90818 95808 103272 103792 111216 111776 111878 113568 120484 136227 137696 148288 155688 165169 167664 167817 168662 180726 181636 206544 207584 222432 223552 223756 227136 240968 249001 252993 272454 275392 311376 330338 335328 335634 337324 361452 363272 391573 413088 415168 444864 447512 481936 495507 498002 505986 544908 590317 622752 660676 670656 671268 674648 722904 726544 747003 783146 826176 895024 963872 991014 996004 1011972 1089816 1156183 1174719 1180634 1245504 1321352 1342536 1349296 1445808 1453088 1494006 1566292 1743007 1770951 1790048 1927744 1982028 1992008 2023944 2147197 2179632 2312366 2349438 2361268 2642704 2685072 2698592 2891616 2906176 2988012 3132584 3237013 3468549 3486014 3541902 3580096 3964056 3984016 4047888 4294394 4359264 4624732 4698876 4722536 5229021 5285408 5370144 5397184 5783232 5976024 6265168 6441591 6474026 6937098 6972028 7083804 7928112 7968032 8095776 8588788 8718528 9249464 9397752 9445072 9711039 10458042 10570816 10740288 11952048 12530336 12883182 12948052 13874196 13944056 14167608 15030379 15856224 15936064 16191552 17177576 18498928 18795504 18890144 19422078 20916084 22659091 23904096 25060672 25766364 25896104 27748392 27888112 27913561 28335216 30060758 31712448 34355152 36997856 37591008 37780288 38844156 41832168 42081169 45091137 45318182 47808192 51532728 51792208 55496784 55776224 55827122 56670432 60121516 67977273 68710304 73995712 75182016 77688312 82419331 83664336 83740683 84162338 90182274 90636364 103065456 103584416 110993568 111552448 111654244 113340864 120243032 126243507 135954546 137420608 155376624 164838662 167328672 167481366 168324676 180364548 181272728 195394927 206130912 207168832 221987136 223308488 240486064 247257993 252487014 271909092 294568183 310753248 329677324 334657344 334962732 336649352 360729096 362545456 390789854 412261824 446616976 480972128 494515986 504974028 543818184 576935317 586184781 589136366 621506496 659354648 669925464 673298704 721458192 725090912 781579708 883704549 893233952 961944256 989031972 1009948056 1071451303 1087636368 1153870634 1172369562 1178272732 1318709296 1339850928 1346597408 1442916384 1450181824 1563159416 1730805951 1767409098 1786467904 1978063944 2019896112 2142902606 2175272736 2307741268 2344739124 2356545464 2637418592 2679701856 2693194816 2885832768 3126318832 3214353909 3461611902 3534818196 3956127888 4039792224 4285805212 4350545472 4615482536 4689478248 4713090928 5274837184 5359403712 6252637664 6428707818 6923223804 7069636392 7500159121 7912255776 8079584448 8571610424 9230965072 9378956496 9426181856 12505275328 12857415636 13846447608 13928866939 14139272784 15000318242 15824511552 17143220848 18461930144 18757912992 18852363712 22500477363 25714831272 27692895216 27857733878 28278545568 30000636484 34286441696 36923860288 37515825984 41786600817 45000954726 51429662544 55385790432 55715467756 56557091136 60001272968 68572883392 83573201634 90001909452 97502068573 102859325088 110771580864 111430935512 120002545936 167146403268 180003818904 195004137146 205718650176 222861871024 240005091872 292506205719 334292806536 360007637808 390008274292 445723742048 480010183744 585012411438 668585613072 720015275616 780016548584 891447484096 1170024822876 1337171226144 1440030551232 1560033097168 2340049645752 2674342452288 3120066194336 4680099291504 6240132388672 9360198583008 18720397166016
• Sum of all divisors σ(n): 61604886720384
• Sum of proper divisors (its aliquot sum) s(n): 42884489554368
• 18720397166016 is an abundant number, because the sum of its proper divisors (42884489554368) is greater than itself. Its abundance is 24164092388352

Bases of 18720397166016

• Binary: 100010000011010101110100111111000010111000000₂
• Hexadecimal: 0x1106AE9F85C0
• Base-36: 6MW154JPC

Squares and roots of 18720397166016

• 18720397166016 squared (18720397166016²) is 350453270053379884265312256
• 18720397166016 cubed (18720397166016³) is 6560624403528332706442613627475711492096
• The square root of 18720397166016 is 4326707.4278273081
• The cube root of 18720397166016 is 26552.4756628675

Scales and comparisons

• 18,720,397,166,016 seconds is equal to 595,250 years, 37 weeks, 4 days, 11 hours, 53 minutes, 36 seconds.
• To count from 1 to 18,720,397,166,016 would take you about one million, four hundred eighty-eight thousand, one hundred twenty-six 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 18720397166016 cubic inches would be around 2212.7 feet tall.

Recreational maths with 18720397166016

• 18720397166016 backwards is 61066179302781
• The number of decimal digits it has is: 14
• The sum of 18720397166016's digits is 57
• More coming soon!