13542942

Names of 13542942

• Cardinal: 13542942 can be written as Thirteen million, five hundred forty-two thousand, nine hundred forty-two.

Scientific notation

• Scientific notation: 1.3542942 × 10⁷

Factors of 13542942

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 11160

Divisors of 13542942

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 6 7 14 21 29 42 58 87 174 203 406 609 1218 11119 22238 33357 66714 77833 155666 233499 322451 466998 644902 967353 1934706 2257157 4514314 6771471 13542942
• Sum of all divisors σ(n): 32025600
• Sum of proper divisors (its aliquot sum) s(n): 18482658
• 13542942 is an abundant number, because the sum of its proper divisors (18482658) is greater than itself. Its abundance is 4939716

Bases of 13542942

• Binary: 110011101010011000011110₂
• Hexadecimal: 0xCEA61E
• Base-36: 829SU

Squares and roots of 13542942

• 13542942 squared (13542942²) is 183411278015364
• 13542942 cubed (13542942³) is 2483928300307949760888
• The square root of 13542942 is 3680.0736405675
• The cube root of 13542942 is 238.3623578955

Scales and comparisons

• 13,542,942 seconds is equal to 22 weeks, 2 days, 17 hours, 55 minutes, 42 seconds.
• To count from 1 to 13,542,942 would take you about thirty-three weeks!

  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 13542942 cubic inches would be around 19.9 feet tall.

Recreational maths with 13542942

• 13542942 backwards is 24924531
• The number of decimal digits it has is: 8
• The sum of 13542942's digits is 30
• More coming soon!