997639222763853982

Names of 997639222763853982

• Cardinal: 997639222763853982 can be written as Nine hundred ninety-seven quadrillion, six hundred thirty-nine trillion, two hundred twenty-two billion, seven hundred sixty-three million, eight hundred fifty-three thousand, nine hundred eighty-two.

Scientific notation

• Scientific notation: 9.97639222763853982 × 10¹⁷

Factors of 997639222763853982

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 461408057

Divisors of 997639222763853982

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 13 17 26 34 221 442 919 1838 5323 10646 11947 15623 23894 31246 69199 90491 138398 180982 203099 406198 1176383 2352766 4891837 9783674 63593881 83161229 127187762 166322458 461401783 922803566 1081095977 2162191954 5998223179 7843830311 11996446358 15687660622 101969794043 203939588086 424028238577 848056477154 2456041690909 4912083381818 5512367101501 7208480055809 11024734203002 14416960111618 31928541981817 41752708745453 63857083963634 83505417490906 93710240725517 187420481451034 542785213690889 1085570427381778 2257102313945371 4514204627890742 29342330081289823 38370739337071307 58684660162579646 76741478674142614 498819611381926991 997639222763853982
• Sum of all divisors σ(n): 1708547034732088320
• Sum of proper divisors (its aliquot sum) s(n): 710907811968234338
• 997639222763853982 is a deficient number, because the sum of its proper divisors (710907811968234338) is less than itself. Its deficiency is 286731410795619644

Bases of 997639222763853982

• Binary: 110111011000010100111001011001011110110101100001100010011110₂
• Hexadecimal: 0xDD853965ED6189E
• Base-36: 7KV5L7WO6RHA

Squares and roots of 997639222763853982

• 997639222763853982 squared (997639222763853982²) is 995284018796866669231636913817256324
• 997639222763853982 cubed (997639222763853982³) is 992934374941791100908931042902791386247441991402082168
• The square root of 997639222763853982 is 998818913.8997388759
• The cube root of 997639222763853982 is 999212.4541890331

Scales and comparisons

• 997,639,222,763,853,982 seconds is equal to 31,721,841,383 years, 8 weeks, 2 days, 12 hours, 46 minutes, 22 seconds.
• To count from 1 to 997,639,222,763,853,982 would take you about ninety-five billion, one hundred sixty-five million, five hundred twenty-four thousand, one hundred forty-nine 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 997639222763853982 cubic inches would be around 83267.7 feet tall.

Recreational maths with 997639222763853982

• 997639222763853982 backwards is 289358367222936799
• The number of decimal digits it has is: 18
• The sum of 997639222763853982's digits is 100
• More coming soon!