15642142848

Names of 15642142848

• Cardinal: 15642142848 can be written as Fifteen billion, six hundred forty-two million, one hundred forty-two thousand, eight hundred forty-eight.

Scientific notation

• Scientific notation: 1.5642142848 × 10¹⁰

Factors of 15642142848

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 4526088

Divisors of 15642142848

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 108 128 144 192 216 288 384 432 576 864 1152 1728 3456 4526083 9052166 13578249 18104332 27156498 36208664 40734747 54312996 72417328 81469494 108625992 122204241 144834656 162938988 217251984 244408482 289669312 325877976 434503968 488816964 579338624 651755952 869007936 977633928 1303511904 1738015872 1955267856 2607023808 3910535712 5214047616 7821071424 15642142848
• Sum of all divisors σ(n): 46166056800
• Sum of proper divisors (its aliquot sum) s(n): 30523913952
• 15642142848 is an abundant number, because the sum of its proper divisors (30523913952) is greater than itself. Its abundance is 14881771104

Bases of 15642142848

• Binary: 1110100100010110000010100010000000₂
• Hexadecimal: 0x3A4582880
• Base-36: 76OXEO0

Squares and roots of 15642142848

• 15642142848 squared (15642142848²) is 244676632877237551104
• 15642142848 cubed (15642142848³) is 3827266843033403021998468104192
• The square root of 15642142848 is 125068.5525941673
• The cube root of 15642142848 is 2500.9139510633

Scales and comparisons

• 15,642,142,848 seconds is equal to 497 years, 19 weeks, 2 days, 7 hours, 40 minutes, 48 seconds.
• To count from 1 to 15,642,142,848 would take you about nine 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 15642142848 cubic inches would be around 208.4 feet tall.

Recreational maths with 15642142848

• 15642142848 backwards is 84824124651
• The number of decimal digits it has is: 11
• The sum of 15642142848's digits is 45
• More coming soon!