38991113696891672

Names of 38991113696891672

• Cardinal: 38991113696891672 can be written as Thirty-eight quadrillion, nine hundred ninety-one trillion, one hundred thirteen billion, six hundred ninety-six million, eight hundred ninety-one thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 3.8991113696891672 × 10¹⁶

Factors of 38991113696891672

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 11926

Divisors of 38991113696891672

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 8 331 662 1324 2648 11593 23186 46372 92744 109561 219122 438244 876488 3837283 7674566 15349132 30698264 36264691 72529382 134397649 145058764 268795298 290117528 537590596 1075181192 1270140673 2540281346 5080562692 10161125384 44485621819 88971243638 177942487276 355884974552 420416562763 840833125526 1681666251052 3363332502104 14724740822089 29449481644178 58898963288356 117797926576712 4873889212111459 9747778424222918 19495556848445836 38991113696891672
• Sum of all divisors σ(n): 73336204498198680
• Sum of proper divisors (its aliquot sum) s(n): 34345090801307008
• 38991113696891672 is a deficient number, because the sum of its proper divisors (34345090801307008) is less than itself. Its deficiency is 4646022895584664

Bases of 38991113696891672

• Binary: 10001010100001100011011000011001010011001101001100011000₂
• Hexadecimal: 0x8A8636194CD318
• Base-36: ANX72CMEN88

Squares and roots of 38991113696891672

• 38991113696891672 squared (38991113696891672²) is 1520306947323933349079874502955584
• 38991113696891672 cubed (38991113696891672³) is 59278461037281783292233670027393413639877875496448
• The square root of 38991113696891672 is 197461676.5270964471
• The cube root of 38991113696891672 is 339095.3856502245

Scales and comparisons

• 38,991,113,696,891,672 seconds is equal to 1,239,796,808 years, 6 weeks, 4 days, 11 hours, 14 minutes, 32 seconds.
• To count from 1 to 38,991,113,696,891,672 would take you about three billion, seven hundred nineteen million, three hundred ninety thousand, four hundred twenty-four 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 38991113696891672 cubic inches would be around 28257.9 feet tall.

Recreational maths with 38991113696891672

• 38991113696891672 backwards is 27619869631119983
• The number of decimal digits it has is: 17
• The sum of 38991113696891672's digits is 89
• More coming soon!