31869264386724990

Names of 31869264386724990

• Cardinal: 31869264386724990 can be written as Thirty-one quadrillion, eight hundred sixty-nine trillion, two hundred sixty-four billion, three hundred eighty-six million, seven hundred twenty-four thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 3.186926438672499 × 10¹⁶

Factors of 31869264386724990

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 1062308812890843

Divisors of 31869264386724990

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 3 5 6 10 15 30 1062308812890833 2124617625781666 3186926438672499 5311544064454165 6373852877344998 10623088128908330 15934632193362495 31869264386724990
• Sum of all divisors σ(n): 76486234528140048
• Sum of proper divisors (its aliquot sum) s(n): 44616970141415058
• 31869264386724990 is an abundant number, because the sum of its proper divisors (44616970141415058) is greater than itself. Its abundance is 12747705754690068

Bases of 31869264386724990

• Binary: 1110001001110001110110101010111000001100001010001111110₂
• Hexadecimal: 0x7138ED5706147E
• Base-36: 8PSPLXZU0E6

Squares and roots of 31869264386724990

• 31869264386724990 squared (31869264386724990²) is 1015650012550977752970937890500100
• 31869264386724990 cubed (31869264386724990³) is 32368018774367664414834349967859204920672267499000
• The square root of 31869264386724990 is 178519647.0608347075
• The cube root of 31869264386724990 is 317047.2664071945

Scales and comparisons

• 31,869,264,386,724,990 seconds is equal to 1,013,344,029 years, 20 weeks, 2 days, 4 hours, 56 minutes, 30 seconds.
• To count from 1 to 31,869,264,386,724,990 would take you about three billion, forty million, thirty-two thousand and eighty-eight 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 31869264386724990 cubic inches would be around 26420.6 feet tall.

Recreational maths with 31869264386724990

• 31869264386724990 backwards is 09942768346296813
• The number of decimal digits it has is: 17
• The sum of 31869264386724990's digits is 87
• More coming soon!