31997817145654434459

Names of 31997817145654434459

• Cardinal: 31997817145654434459 can be written as Thirty-one quintillion, nine hundred ninety-seven quadrillion, eight hundred seventeen trillion, one hundred forty-five billion, six hundred fifty-four million, four hundred thirty-four thousand, four hundred fifty-nine.

Scientific notation

• Scientific notation: 3.1997817145654434459 × 10¹⁹

Factors of 31997817145654434459

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1399178676184132

Divisors of 31997817145654434459

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 7 9 11 21 27 33 63 77 99 121 189 231 297 363 693 847 1089 2079 2541 3267 7623 22869 1399178676184111 4197536028552333 9794250733288777 12592608085656999 15390965438025221 29382752199866331 37777824256970997 46172896314075663 88148256599598993 107736758066176547 138518688942226989 169300619818277431 264444769798796979 323210274198529641 415556066826680967 507901859454832293 969630822595588923 1185104338727942017 1523705578364496879 2908892467786766769 3555313016183826051 4571116735093490637 10665939048551478153 31997817145654434459
• Sum of all divisors σ(n): 59549044458395806720
• Sum of proper divisors (its aliquot sum) s(n): 27551227312741372261
• 31997817145654434459 is a deficient number, because the sum of its proper divisors (27551227312741372261) is less than itself. Its deficiency is 4446589832913062198

Bases of 31997817145654434459

• Binary: 11011110000001111000101010010100110001010101000101101101010011011₂
• Hexadecimal: 0x1BC0F15298AA2DA9B
• Base-36: 6R3RBIYHICO0R

Squares and roots of 31997817145654434459

• 31997817145654434459 squared (31997817145654434459²) is 1023860302086736899330366283571126622681
• 31997817145654434459 cubed (31997817145654434459³) is 32761294728865918697385043521370732995248758505079737364579
• The square root of 31997817145654434459 is 5656661307.3132135741
• The cube root of 31997817145654434459 is 3174729.9134348091

Scales and comparisons

• 31,997,817,145,654,434,459 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 31,997,817,145,654,434,459 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 31997817145654434459 cubic inches would be around 264560.8 feet tall.

Recreational maths with 31997817145654434459

• 31997817145654434459 backwards is 95443445654171879913
• 31997817145654434459 is a Harshad number.
• The number of decimal digits it has is: 20
• The sum of 31997817145654434459's digits is 99
• More coming soon!