12646437689984

Names of 12646437689984

• Cardinal: 12646437689984 can be written as Twelve trillion, six hundred forty-six billion, four hundred thirty-seven million, six hundred eighty-nine thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 1.2646437689984 × 10¹³

Factors of 12646437689984

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 198793429

Divisors of 12646437689984

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 56 64 71 112 128 142 224 284 448 497 568 896 994 1136 1988 2272 3976 4544 7952 9088 15904 31808 63616 198793349 397586698 795173396 1391553443 1590346792 2783106886 3180693584 5566213772 6361387168 11132427544 12722774336 14114327779 22264855088 25445548672 28228655558 44529710176 56457311116 89059420352 98800294453 112914622232 178118840704 197600588906 225829244464 395201177812 451658488928 790402355624 903316977856 1580804711248 1806633955712 3161609422496 6323218844992 12646437689984
• Sum of all divisors σ(n): 29198767248000
• Sum of proper divisors (its aliquot sum) s(n): 16552329558016
• 12646437689984 is an abundant number, because the sum of its proper divisors (16552329558016) is greater than itself. Its abundance is 3905891868032

Bases of 12646437689984

• Binary: 10111000000001111010011011010001101010000000₂
• Hexadecimal: 0xB807A6D1A80
• Base-36: 4HDOYH94W

Squares and roots of 12646437689984

• 12646437689984 squared (12646437689984²) is 159932386246647850093920256
• 12646437689984 cubed (12646437689984³) is 2022574957278686089405276799731345915904
• The square root of 12646437689984 is 3556183.0225656271
• The cube root of 12646437689984 is 23298.2196936409

Scales and comparisons

• 12,646,437,689,984 seconds is equal to 402,117 years, 31 weeks, 1 day, 14 hours, 19 minutes, 44 seconds.
• To count from 1 to 12,646,437,689,984 would take you about one million, five thousand, two hundred ninety-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 12646437689984 cubic inches would be around 1941.5 feet tall.

Recreational maths with 12646437689984

• 12646437689984 backwards is 48998673464621
• The number of decimal digits it has is: 14
• The sum of 12646437689984's digits is 77
• More coming soon!