31457874647824

Names of 31457874647824

• Cardinal: 31457874647824 can be written as Thirty-one trillion, four hundred fifty-seven billion, eight hundred seventy-four million, six hundred forty-seven thousand, eight hundred twenty-four.

Scientific notation

• Scientific notation: 3.1457874647824 × 10¹³

Factors of 31457874647824

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 13986

Divisors of 31457874647824

• Number of divisors d(n): 45
• Complete list of divisors:
  1 2 4 8 16 101 202 404 808 1616 10201 13883 20402 27766 40804 55532 81608 111064 163216 222128 1402183 2804366 5608732 11217464 22434928 141620483 192737689 283240966 385475378 566481932 770950756 1132963864 1541901512 2265927728 3083803024 19466506589 38933013178 77866026356 155732052712 311464105424 1966117165489 3932234330978 7864468661956 15728937323912 31457874647824
• Sum of all divisors σ(n): 61563503155189
• Sum of proper divisors (its aliquot sum) s(n): 30105628507365
• 31457874647824 is a deficient number, because the sum of its proper divisors (30105628507365) is less than itself. Its deficiency is 1352246140459

Bases of 31457874647824

• Binary: 111001001110001011011011100011001101100010000₂
• Hexadecimal: 0x1C9C5B719B10
• Base-36: B5FJQCHSG

Squares and roots of 31457874647824

• 31457874647824 squared (31457874647824²) is 989597877358207952027934976
• 31457874647824 cubed (31457874647824³) is 31130645977687213922396531269745971892224
• 31457874647824 is a perfect square number. Its square root is 5608732
• The cube root of 31457874647824 is 31567.7134607185

Scales and comparisons

• 31,457,874,647,824 seconds is equal to 1,000,263 years, 5 weeks, 4 days, 9 hours, 17 minutes, 4 seconds.
• To count from 1 to 31,457,874,647,824 would take you about two million, five hundred thousand, six hundred fifty-seven 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 31457874647824 cubic inches would be around 2630.6 feet tall.

Recreational maths with 31457874647824

• 31457874647824 backwards is 42874647875413
• The number of decimal digits it has is: 14
• The sum of 31457874647824's digits is 70
• More coming soon!