131531189208499521

Names of 131531189208499521

• Cardinal: 131531189208499521 can be written as One hundred thirty-one quadrillion, five hundred thirty-one trillion, one hundred eighty-nine billion, two hundred eight million, four hundred ninety-nine thousand, five hundred twenty-one.

Scientific notation

• Scientific notation: 1.31531189208499521 × 10¹⁷

Factors of 131531189208499521

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 66208

Divisors of 131531189208499521

• Number of divisors d(n): 189
• Complete list of divisors:
  1 3 7 9 21 27 29 49 63 81 87 147 189 203 243 261 441 567 609 729 783 841 1323 1421 1701 1827 2349 2523 3969 4263 5103 5481 5887 7047 7569 11907 12789 16443 17661 21141 22707 35721 38367 41209 49329 52983 66169 68121 115101 123627 147987 158949 198507 204363 345303 370881 463183 476847 595521 613089 1035909 1112643 1389549 1430541 1786563 1918901 3242281 3337929 4168647 4291623 5359689 5756703 9726843 10013787 12505941 13432307 16079067 17270109 29180529 30041361 37517823 40296921 48237201 51810327 55648129 87541587 94026149 112553469 120890763 155430981 166944387 262624761 282078447 337660407 362672289 389536903 466292943 500833161 787874283 846235341 1088016867 1168610709 1398878829 1502499483 2363622849 2538706023 2726758321 3264050601 3505832127 4378336561 4507498449 7616118069 8180274963 9792151803 10517496381 13135009683 13522495347 22848354207 24540824889 30648355927 31552489143 39405029049 40567486041 68545062621 73622474667 91945067781 94657467429 118215087147 126971760269 214538491489 220867424001 275835203343 283972402287 354645261441 380915280807 643615474467 662602272003 827505610029 888802321883 1063935784323 1142745842421 1930846423401 1987806816009 2482516830087 2666406965649 3191807352969 3428237527263 3682181047801 5792539270203 6221616253181 7447550490261 7999220896947 10284712581789 11046543143403 17377617810609 18664848759543 22342651470783 23997662690841 25775267334607 30854137745367 33139629430209 52132853431827 55994546278629 71992988072523 77325802003821 92562413236101 99418888290627 156398560295481 167983638835887 180426871342249 215978964217569 231977406011463 298256664871881 503950916507661 541280614026747 647936892652707 695932218034389 894769994615643 1511852749522983 1623841842080241 2087796654103167 2684309983846929 4535558248568949 4871525526240723 6263389962309501 14614576578722169 18790169886928503 43843729736166507 131531189208499521
• Sum of all divisors σ(n): 237590394501851001
• Sum of proper divisors (its aliquot sum) s(n): 106059205293351480
• 131531189208499521 is a deficient number, because the sum of its proper divisors (106059205293351480) is less than itself. Its deficiency is 25471983915148041

Bases of 131531189208499521

• Binary: 111010011010010101110101101110001101010000100010101000001₂
• Hexadecimal: 0x1D34AEB71A84541
• Base-36: ZZ3WY5G2N29

Squares and roots of 131531189208499521

• 131531189208499521 squared (131531189208499521²) is 17300453734602100849592988257229441
• 131531189208499521 cubed (131531189208499521³) is 2275549253558841083392075064270257317126312235597761
• 131531189208499521 is a perfect square number. Its square root is 362672289
• The cube root of 131531189208499521 is 508560.8397803299

Scales and comparisons

• 131,531,189,208,499,521 seconds is equal to 4,182,284,964 years, 7 weeks, 5 days, 5 hours, 25 minutes, 21 seconds.
• To count from 1 to 131,531,189,208,499,521 would take you about twelve billion, five hundred forty-six million, eight hundred fifty-four thousand, eight hundred ninety-two 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 131531189208499521 cubic inches would be around 42380.1 feet tall.

Recreational maths with 131531189208499521

• 131531189208499521 backwards is 125994802981135131
• The number of decimal digits it has is: 18
• The sum of 131531189208499521's digits is 72
• More coming soon!