38640890828509802

Names of 38640890828509802

• Cardinal: 38640890828509802 can be written as Thirty-eight quadrillion, six hundred forty trillion, eight hundred ninety billion, eight hundred twenty-eight million, five hundred nine thousand, eight hundred two.

Scientific notation

• Scientific notation: 3.8640890828509802 × 10¹⁶

Factors of 38640890828509802

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 206078

Divisors of 38640890828509802

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 7 14 19 38 49 61 98 122 133 266 409 427 818 854 931 1159 1862 2318 2863 2989 4129 5726 5978 7771 8113 8258 15542 16226 20041 24949 28903 40082 49898 54397 56791 57806 78451 108794 113582 156902 174643 201451 202321 251869 349286 380779 402902 404642 474031 503738 549157 761558 948062 1098314 1222501 1410157 1688761 1763083 2445002 2820314 3318217 3377522 3526166 3827569 3844099 4785511 6636434 7655138 7688198 9571022 9871099 11821327 12288511 12341581 19742198 23227519 23642654 24577022 24683162 26792983 32086459 33498577 46455038 53585966 64172918 66997154 82393459 82749289 86019577 103014421 164786918 165498578 172039154 187550881 206028842 224605213 233481709 234490039 375101762 449210426 466963418 468980078 576754213 602137039 721100947 831791179 1153508426 1204274078 1442201894 1565475721 1572236491 1634371963 1663582358 1957273999 3130951442 3144472982 3268743926 3914547998 4037279491 5026000999 5047706629 5822538253 8074558982 10052001998 10095413258 10958330047 11440603741 11645076506 13700917993 15804032401 21916660094 22881207482 27401835986 31608064802 35182006993 40757767771 50739261919 70364013986 76708310329 81515535542 95494018981 95906425951 101478523838 110628226807 153416620658 190988037962 191812851902 221256453614 246274048951 340202592211 355174833433 492548097902 668458132867 680405184422 710349666866 774397587649 964045976461 1336916265734 1548795175298 1928091952922 2381418145477 2486223834031 4679206930069 4762836290954 4972447668062 6463849252009 6748321835227 9358413860138 12927698504018 13496643670454 16669927018339 20752358124871 33339854036678 41504716249742 45246944764063 47238252846589 90493889528126 94476505693178 145266506874097 290533013748194 316728613348441 394294804372549 633457226696882 788589608745098 1016865548118679 2033731096237358 2760063630607843 5520127261215686 19320445414254901 38640890828509802
• Sum of all divisors σ(n): 72330803126064000
• Sum of proper divisors (its aliquot sum) s(n): 33689912297554198
• 38640890828509802 is a deficient number, because the sum of its proper divisors (33689912297554198) is less than itself. Its deficiency is 4950978530955604

Bases of 38640890828509802

• Binary: 10001001010001111010111101111011101000110101001001101010₂
• Hexadecimal: 0x8947AF7BA3526A
• Base-36: AKH1W6P244Q

Squares and roots of 38640890828509802

• 38640890828509802 squared (38640890828509802²) is 1493118444020812932436052010079204
• 38640890828509802 cubed (38640890828509802³) is 57695426789442656651070724287382241583983310357608
• The square root of 38640890828509802 is 196572863.9169450621
• The cube root of 38640890828509802 is 338077.0654791989

Scales and comparisons

• 38,640,890,828,509,802 seconds is equal to 1,228,660,804 years, 11 weeks, 4 days, 9 hours, 10 minutes, 2 seconds.
• To count from 1 to 38,640,890,828,509,802 would take you about three billion, six hundred eighty-five million, nine hundred eighty-two thousand, four hundred twelve 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 38640890828509802 cubic inches would be around 28173.1 feet tall.

Recreational maths with 38640890828509802

• 38640890828509802 backwards is 20890582809804683
• The number of decimal digits it has is: 17
• The sum of 38640890828509802's digits is 80
• More coming soon!