420400474489254961

Names of 420400474489254961

• Cardinal: 420400474489254961 can be written as Four hundred twenty quadrillion, four hundred trillion, four hundred seventy-four billion, four hundred eighty-nine million, two hundred fifty-four thousand, nine hundred sixty-one.

Scientific notation

• Scientific notation: 4.20400474489254961 × 10¹⁷

Factors of 420400474489254961

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 10008

Divisors of 420400474489254961

• Number of divisors d(n): 81
• Complete list of divisors:
  1 13 61 83 169 793 1079 3721 5063 6889 9851 10309 14027 48373 65819 89557 128063 308843 420229 600911 628849 817633 855647 1164241 1664819 4014959 5462977 7811843 10629229 25633969 36655571 49875613 52194467 67863539 71018701 97042201 101553959 138179977 333241597 476522423 648382969 882226007 1261548613 3042412393 4139675879 4332140761 5919574261 6194791499 8054502683 8428978597 11468938091 16400131969 39551361109 53815786427 76954465393 104708534879 252520228619 361094029921 491324663663 514167694417 668523722689 699605223551 1000408050109 1361210953427 3282762972047 4694222388973 6387220627619 8690808394957 29970804483443 40779947084029 42675918636611 61024891056649 83033868159047 112980509134441 389620458284759 530139312092377 2487576772125769 5065065957701867 6891811057200901 32338498037634997 420400474489254961
• Sum of all divisors σ(n): 468502403179797441
• Sum of proper divisors (its aliquot sum) s(n): 48101928690542480
• 420400474489254961 is a deficient number, because the sum of its proper divisors (48101928690542480) is less than itself. Its deficiency is 372298545798712481

Bases of 420400474489254961

• Binary: 10111010101100100000000000100010001010101100111010000110001₂
• Hexadecimal: 0x5D5900111567431
• Base-36: 36ZFJ3SSB701

Squares and roots of 420400474489254961

• 420400474489254961 squared (420400474489254961²) is 176736558950790711261873444863111521
• 420400474489254961 cubed (420400474489254961³) is 74300133242510595946032044706055101596698231545505681
• 420400474489254961 is a perfect square number. Its square root is 648382969
• The cube root of 420400474489254961 is 749125.1871046773

Scales and comparisons

• 420,400,474,489,254,961 seconds is equal to 13,367,434,704 years, 36 weeks, 6 days, 12 hours, 36 minutes, 1 second.
• To count from 1 to 420,400,474,489,254,961 would take you about forty billion, one hundred two million, three hundred four thousand, one hundred fourteen 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 420400474489254961 cubic inches would be around 62427.1 feet tall.

Recreational maths with 420400474489254961

• 420400474489254961 backwards is 169452984474004024
• The number of decimal digits it has is: 18
• The sum of 420400474489254961's digits is 73
• More coming soon!