12378942464

Names of 12378942464

• Cardinal: 12378942464 can be written as Twelve billion, three hundred seventy-eight million, nine hundred forty-two thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 1.2378942464 × 10¹⁰

Factors of 12378942464

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 13323

Divisors of 12378942464

• Number of divisors d(n): 88
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 56 64 112 128 131 224 256 262 448 512 524 896 917 1024 1048 1792 1834 2096 3584 3668 4192 7168 7336 8384 13183 14672 16768 26366 29344 33536 52732 58688 67072 92281 105464 117376 134144 184562 210928 234752 369124 421856 469504 738248 843712 939008 1476496 1687424 1726973 2952992 3374848 3453946 5905984 6749696 6907892 11811968 12088811 13499392 13815784 23623936 24177622 27631568 47247872 48355244 55263136 94495744 96710488 110526272 193420976 221052544 386841952 442105088 773683904 884210176 1547367808 1768420352 3094735616 6189471232 12378942464
• Sum of all divisors σ(n): 28498956288
• Sum of proper divisors (its aliquot sum) s(n): 16120013824
• 12378942464 is an abundant number, because the sum of its proper divisors (16120013824) is greater than itself. Its abundance is 3741071360

Bases of 12378942464

• Binary: 1011100001110101111010110000000000₂
• Hexadecimal: 0x2E1D7AC00
• Base-36: 5OQ3P4W

Squares and roots of 12378942464

• 12378942464 squared (12378942464²) is 153238216527022391296
• 12378942464 cubed (12378942464³) is 1896927065673984083092878393344
• The square root of 12378942464 is 111260.6959532431
• The cube root of 12378942464 is 2313.2781094173

Scales and comparisons

• 12,378,942,464 seconds is equal to 393 years, 31 weeks, 5 days, 19 hours, 7 minutes, 44 seconds.
• To count from 1 to 12,378,942,464 would take you about seven hundred eighty-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 12378942464 cubic inches would be around 192.8 feet tall.

Recreational maths with 12378942464

• 12378942464 backwards is 46424987321
• The number of decimal digits it has is: 11
• The sum of 12378942464's digits is 50
• More coming soon!