18838905328386

Names of 18838905328386

• Cardinal: 18838905328386 can be written as Eighteen trillion, eight hundred thirty-eight billion, nine hundred five million, three hundred twenty-eight thousand, three hundred eighty-six.

Scientific notation

• Scientific notation: 1.8838905328386 × 10¹³

Factors of 18838905328386

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 100

Divisors of 18838905328386

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 6 9 11 13 18 22 26 33 39 66 71 78 99 117 121 142 143 169 198 213 234 242 286 338 363 426 429 507 639 726 781 858 923 1014 1089 1278 1287 1331 1521 1562 1573 1846 1859 2178 2197 2343 2574 2662 2769 3042 3146 3718 3993 4394 4686 4719 5041 5538 5577 6591 7029 7986 8307 8591 9438 10082 10153 11154 11979 11999 13182 14058 14157 15123 16614 16731 17182 17303 19773 20306 20449 23958 23998 24167 25773 28314 30246 30459 33462 34606 35997 39546 40898 45369 48334 51546 51909 55451 60918 61347 65533 71994 72501 77319 90738 91377 94501 103818 107991 110902 111683 122694 131066 131989 145002 154638 155727 155987 166353 182754 184041 189002 196599 215982 217503 223366 224939 263978 265837 283503 311454 311974 332706 335049 357911 368082 393198 395967 435006 449878 467961 499059 531674 567006 589797 609961 670098 674817 715822 720863 791934 797511 850509 851929 935922 998118 1005147 1073733 1179594 1187901 1219922 1228513 1349634 1403883 1441726 1451879 1595022 1701018 1703858 1715857 1829883 2010294 2024451 2147466 2162589 2375802 2392533 2457026 2555787 2807766 2903758 2924207 3221199 3431714 3659766 3685539 3937021 4048902 4325178 4355637 4652843 4785066 5111574 5147571 5489649 5848414 6442398 6487767 6709571 7371078 7667361 7874042 7929493 8711274 8772621 9305686 9371219 10295142 10979298 11056617 11075077 11811063 12975534 13066911 13419142 13958529 15334722 15442713 15858986 15970669 17545242 18742438 18874427 20128713 22113234 22150154 23622126 23788479 26133822 26317863 27917058 28113657 30885426 31941338 33225231 35433189 37748854 40257426 41875587 43307231 47576958 47912007 51181273 52635726 56227314 56623281 60386139 60486959 66450462 70866378 71365437 83751174 84340971 86614462 87224423 95824014 99675693 102362546 103083409 113246562 120772278 120973918 121825847 129921693 142730874 143736021 153543819 168681942 169869843 174448846 181460877 199351386 206166818 207618697 243651694 259843386 261673269 287472042 307087638 309250227 339739686 362921754 365477541 389765079 415237394 460631457 476379541 523346538 544382631 562994003 618500454 622856091 665356549 730955082 779530158 785019807 786330467 921262914 927750681 952759082 1088765262 1096432623 1125988006 1133917499 1245712182 1330713098 1340084317 1429138623 1570039614 1572660934 1688982009 1855501362 1868568273 1996069647 2192865246 2267834998 2358991401 2680168634 2858277246 3377964018 3401752497 3737136546 3992139294 4020252951 4287415869 4717982802 5066946027 5988208941 6192934033 6803504994 7076974203 7318922039 8040505902 8574831738 8649635137 10133892054 10205257491 11976417882 12060758853 12385868066 14153948406 14637844078 14740927487 17299270274 18578802099 20410514982 21956766117 24121517706 25948905411 29481854974 37157604198 43913532234 44222782461 51897810822 55736406297 65870298351 77846716233 80508142429 88445564922 95145986507 111472812594 131740596702 132668347383 155693432466 161016284858 190291973014 241524427287 265336694766 285437959521 483048854574 570875919042 724573281861 856313878563 1046605851577 1449146563722 1712627757126 2093211703154 3139817554731 6279635109462 9419452664193 18838905328386
• Sum of all divisors σ(n): 49330779563520
• Sum of proper divisors (its aliquot sum) s(n): 30491874235134
• 18838905328386 is an abundant number, because the sum of its proper divisors (30491874235134) is greater than itself. Its abundance is 11652968906748

Bases of 18838905328386

• Binary: 100010010001001000110010000101001001100000010₂
• Hexadecimal: 0x112246429302
• Base-36: 6OEH1TR0I

Squares and roots of 18838905328386

• 18838905328386 squared (18838905328386²) is 354904353971890422497364996
• 18838905328386 cubed (18838905328386³) is 6686009525108437523250930192189081576456
• The square root of 18838905328386 is 4340380.7814967111
• The cube root of 18838905328386 is 26608.3873754029

Scales and comparisons

• 18,838,905,328,386 seconds is equal to 599,018 years, 47 weeks, 4 days, 17 hours, 53 minutes, 6 seconds.
• To count from 1 to 18,838,905,328,386 would take you about one million, four hundred ninety-seven thousand, five hundred forty-seven 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 18838905328386 cubic inches would be around 2217.4 feet tall.

Recreational maths with 18838905328386

• 18838905328386 backwards is 68382350983881
• The number of decimal digits it has is: 14
• The sum of 18838905328386's digits is 72
• More coming soon!