31985424304045568

Names of 31985424304045568

• Cardinal: 31985424304045568 can be written as Thirty-one quadrillion, nine hundred eighty-five trillion, four hundred twenty-four billion, three hundred four million, forty-five thousand, five hundred sixty-eight.

Scientific notation

• Scientific notation: 3.1985424304045568 × 10¹⁶

Factors of 31985424304045568

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 39681

Divisors of 31985424304045568

• Number of divisors d(n): 30
• Complete list of divisors:
  1 2 4 8 16 32 64 128 256 512 39679 79358 158716 317432 634864 1269728 2539456 5078912 10157824 20315648 1574423041 3148846082 6297692164 12595384328 25190768656 50381537312 100763074624 201526149248 403052298496 806104596992
• Sum of all divisors σ(n): 31986228874812159
• Sum of proper divisors (its aliquot sum) s(n): 804570766591
• 31985424304045568 is a deficient number, because the sum of its proper divisors (804570766591) is less than itself. Its deficiency is 31984619733278977

Bases of 31985424304045568

• Binary: 1110001101000101001001011101101101000011111111000000000₂
• Hexadecimal: 0x71A292EDA1FE00
• Base-36: 8QXVX2NG268

Squares and roots of 31985424304045568

• 31985424304045568 squared (31985424304045568²) is 1023067367909828908045371420442624
• 31985424304045568 cubed (31985424304045568³) is 32723243854218970369697119249814319612020425490432
• The square root of 31985424304045568 is 178844693.2510035871
• 31985424304045568 is a perfect cube number. Its cube root is 317432

Scales and comparisons

• 31,985,424,304,045,568 seconds is equal to 1,017,037,555 years, 23 weeks, 4 days, 17 hours, 6 minutes, 8 seconds.
• To count from 1 to 31,985,424,304,045,568 would take you about three billion, fifty-one million, one hundred twelve thousand, six hundred sixty-six 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 31985424304045568 cubic inches would be around 26452.7 feet tall.

Recreational maths with 31985424304045568

• 31985424304045568 backwards is 86554040342458913
• The number of decimal digits it has is: 17
• The sum of 31985424304045568's digits is 71
• More coming soon!