42689435711552135991

Names of 42689435711552135991

• Cardinal: 42689435711552135991 can be written as Forty-two quintillion, six hundred eighty-nine quadrillion, four hundred thirty-five trillion, seven hundred eleven billion, five hundred fifty-two million, one hundred thirty-five thousand, nine hundred ninety-one.

Scientific notation

• Scientific notation: 4.2689435711552135991 × 10¹⁹

Factors of 42689435711552135991

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 357416218417972

Divisors of 42689435711552135991

• Number of divisors d(n): 24
• Complete list of divisors:
  1 3 9 23 69 207 577 1731 5193 13271 39813 119439 357416218417369 1072248655252107 3216745965756321 8220573023599487 24661719070798461 73985157212395383 206229158026821913 618687474080465739 1856062422241397217 4743270634616903999 14229811903850711997 42689435711552135991
• Sum of all divisors σ(n): 64455011164514836320
• Sum of proper divisors (its aliquot sum) s(n): 21765575452962700329
• 42689435711552135991 is a deficient number, because the sum of its proper divisors (21765575452962700329) is less than itself. Its deficiency is 20923860258589435662

Bases of 42689435711552135991

• Binary: 100101000001101111010101111001100111110000111100001010001100110111₂
• Hexadecimal: 0x2506F5799F0F0A337
• Base-36: 90C19ZXE2X5BR

Squares and roots of 42689435711552135991

• 42689435711552135991 squared (42689435711552135991²) is 1822387921370742823304352403354557552081
• 42689435711552135991 cubed (42689435711552135991³) is 77796712010865454712718249676644011867250784122975777047271
• The square root of 42689435711552135991 is 6533715306.8948555153
• The cube root of 42689435711552135991 is 3494943.3294345607

Scales and comparisons

• 42,689,435,711,552,135,991 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 42,689,435,711,552,135,991 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 42689435711552135991 cubic inches would be around 291245.3 feet tall.

Recreational maths with 42689435711552135991

• 42689435711552135991 backwards is 19953125511753498624
• The number of decimal digits it has is: 20
• The sum of 42689435711552135991's digits is 90
• More coming soon!