31921938991364824609

Names of 31921938991364824609

• Cardinal: 31921938991364824609 can be written as Thirty-one quintillion, nine hundred twenty-one quadrillion, nine hundred thirty-eight trillion, nine hundred ninety-one billion, three hundred sixty-four million, eight hundred twenty-four thousand, six hundred nine.

Scientific notation

• Scientific notation: 3.1921938991364824609 × 10¹⁹

Factors of 31921938991364824609

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 2195975

Divisors of 31921938991364824609

• Number of divisors d(n): 27
• Complete list of divisors:
  1 31 83 961 2573 6889 79763 213559 2195861 6620329 68071691 182256463 2110222421 5649950353 15127286429 175148460943 468945879299 4821805531321 14537322258269 149475971470951 400209859099643 4633755115599481 12406505632088933 33217418305270369 384601674594756923 1029739967463381439 31921938991364824609
• Sum of all divisors σ(n): 33387108024675529587
• Sum of proper divisors (its aliquot sum) s(n): 1465169033310704978
• 31921938991364824609 is a deficient number, because the sum of its proper divisors (1465169033310704978) is less than itself. Its deficiency is 30456769958054119631

Bases of 31921938991364824609

• Binary: 11011101100000001100000100110001000001001111111011101111000100001₂
• Hexadecimal: 0x1BB01826209FDDE21
• Base-36: 6QJ06YRMI7EAP

Squares and roots of 31921938991364824609

• 31921938991364824609 squared (31921938991364824609²) is 1019010188968417915902959956033332002881
• 31921938991364824609 cubed (31921938991364824609³) is 32528781083828977931003075572329958806317635771989247698529
• 31921938991364824609 is a perfect square number. Its square root is 5649950353
• The cube root of 31921938991364824609 is 3172218.4576244109

Scales and comparisons

• 31,921,938,991,364,824,609 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 31,921,938,991,364,824,609 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 31921938991364824609 cubic inches would be around 264351.5 feet tall.

Recreational maths with 31921938991364824609

• 31921938991364824609 backwards is 90642846319983912913
• The number of decimal digits it has is: 20
• The sum of 31921938991364824609's digits is 97
• More coming soon!