18490159481976

Names of 18490159481976

• Cardinal: 18490159481976 can be written as Eighteen trillion, four hundred ninety billion, one hundred fifty-nine million, four hundred eighty-one thousand, nine hundred seventy-six.

Scientific notation

• Scientific notation: 1.8490159481976 × 10¹³

Factors of 18490159481976

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 626

Divisors of 18490159481976

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 18 21 24 26 28 36 39 42 52 56 63 72 78 84 91 104 117 126 156 168 169 182 234 252 273 312 338 364 468 504 507 546 601 676 728 819 936 1014 1092 1183 1202 1352 1521 1638 1803 2028 2184 2366 2404 3042 3276 3549 3606 4056 4207 4732 4808 5409 6084 6552 7098 7212 7813 8414 9464 10647 10818 12168 12621 14196 14424 15626 16828 21294 21636 23439 25242 28392 31252 33656 37863 42588 43272 46878 50484 54691 62504 70317 75726 85176 93756 100968 101569 109382 140634 151452 164073 187512 203138 218764 281268 302904 304707 328146 361201 406276 437528 492219 562536 609414 656292 710983 722402 812552 914121 984438 1083603 1218828 1312584 1421966 1444804 1828242 1968876 2132949 2167206 2437656 2528407 2843932 2889608 3250809 3656484 3937752 4265898 4334412 4695613 5056814 5687864 6398847 6501618 7312968 7585221 8531796 8668824 9391226 10113628 12797694 13003236 14086839 15170442 17063592 18782452 20227256 22755663 25595388 26006472 28173678 30340884 32869291 37564904 42260517 45511326 51190776 56347356 60681768 61042969 65738582 84521034 91022652 98607873 112694712 122085938 131477164 169042068 182045304 183128907 197215746 217081801 244171876 262954328 295823619 338084136 366257814 394431492 427300783 434163602 488343752 549386721 591647238 651245403 732515628 788862984 854601566 868327204 1098773442 1183294476 1281902349 1302490806 1465031256 1519572607 1709203132 1736654408 1953736209 2197546884 2366588952 2563804698 2604981612 2822063413 3039145214 3418406264 3845707047 3907472418 4395093768 4558717821 5127609396 5209963224 5644126826 6078290428 7691414094 7814944836 8466190239 9117435642 10255218792 11288253652 12156580856 13676153463 15382828188 15629889672 16932380478 18234871284 19754443891 22576507304 25398570717 27352306926 30765656376 33864760956 36469742568 36686824369 39508887782 50797141434 54704613852 59263331673 67729521912 73373648738 79017775564 101594282868 109409227704 110060473107 118526663346 146747297476 158035551128 177789995019 203188565736 220120946214 237053326692 256807770583 293494594952 330181419321 355579990038 440241892428 474106653384 513615541166 660362838642 711159980076 770423311749 880483784856 1027231082332 1320725677284 1422319960152 1540846623498 2054462164664 2311269935247 2641451354568 3081693246996 4622539870494 6163386493992 9245079740988 18490159481976
• Sum of all divisors σ(n): 62075800069920
• Sum of proper divisors (its aliquot sum) s(n): 43585640587944
• 18490159481976 is an abundant number, because the sum of its proper divisors (43585640587944) is greater than itself. Its abundance is 25095481105968

Bases of 18490159481976

• Binary: 100001101000100010011011000110100010001111000₂
• Hexadecimal: 0x10D113634478
• Base-36: 6JY9FJXQ0

Squares and roots of 18490159481976

• 18490159481976 squared (18490159481976²) is 341885997668906980668864576
• 18490159481976 cubed (18490159481976³) is 6321526621552565041246343274564256882176
• The square root of 18490159481976 is 4300018.5443758263
• The cube root of 18490159481976 is 26443.1721503923

Scales and comparisons

• 18,490,159,481,976 seconds is equal to 587,929 years, 45 weeks, 4 days, 11 hours, 39 minutes, 36 seconds.
• To count from 1 to 18,490,159,481,976 would take you about one million, four hundred sixty-nine thousand, eight hundred twenty-four 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 18490159481976 cubic inches would be around 2203.6 feet tall.

Recreational maths with 18490159481976

• 18490159481976 backwards is 67918495109481
• 18490159481976 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18490159481976's digits is 72
• More coming soon!