12500689538816

Names of 12500689538816

• Cardinal: 12500689538816 can be written as Twelve trillion, five hundred billion, six hundred eighty-nine million, five hundred thirty-eight thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 1.2500689538816 × 10¹³

Factors of 12500689538816

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 16371

Divisors of 12500689538816

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 16 32 64 128 256 809 1618 3236 6472 7369 8191 12944 14738 16382 25888 29476 32764 51776 58952 65528 103552 117904 131056 207104 235808 262112 471616 524224 943232 1048448 1886464 2096896 5961521 6626519 11923042 13253038 23846084 26506076 47692168 53012152 60359479 95384336 106024304 120718958 190768672 212048608 241437916 381537344 424097216 482875832 763074688 848194432 965751664 1526149376 1696388864 1931503328 3863006656 7726013312 15452026624 48830818511 97661637022 195323274044 390646548088 781293096176 1562586192352 3125172384704 6250344769408 12500689538816
• Sum of all divisors σ(n): 24989832806400
• Sum of proper divisors (its aliquot sum) s(n): 12489143267584
• 12500689538816 is a deficient number, because the sum of its proper divisors (12489143267584) is less than itself. Its deficiency is 11546271232

Bases of 12500689538816

• Binary: 10110101111010001011001010001100111100000000₂
• Hexadecimal: 0xB5E8B28CF00
• Base-36: 4FIQJSJY8

Squares and roots of 12500689538816

• 12500689538816 squared (12500689538816²) is 156267238945863778770681856
• 12500689538816 cubed (12500689538816³) is 1953448239150219554631634021902498922496
• The square root of 12500689538816 is 3535631.4201024971
• The cube root of 12500689538816 is 23208.3709009731

Scales and comparisons

• 12,500,689,538,816 seconds is equal to 397,483 years, 13 weeks, 3 days, 16 hours, 46 minutes, 56 seconds.
• To count from 1 to 12,500,689,538,816 would take you about nine hundred ninety-three thousand, seven hundred 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 12500689538816 cubic inches would be around 1934 feet tall.

Recreational maths with 12500689538816

• 12500689538816 backwards is 61883598600521
• The number of decimal digits it has is: 14
• The sum of 12500689538816's digits is 62
• More coming soon!