61431

Names of 61431

• Cardinal: 61431 can be written as Sixty-one thousand, four hundred thirty-one.

Scientific notation

• Scientific notation: 6.1431 × 10⁴

Factors of 61431

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 20480

Divisors of 61431

• Number of divisors d(n): 4
• Complete list of divisors:
  1 3 20477 61431
• Sum of all divisors σ(n): 81912
• Sum of proper divisors (its aliquot sum) s(n): 20481
• 61431 is a deficient number, because the sum of its proper divisors (20481) is less than itself. Its deficiency is 40950

Bases of 61431

• Binary: 1110111111110111₂
• Hexadecimal: 0xEFF7
• Base-36: 1BEF

Squares and roots of 61431

• 61431 squared (61431²) is 3773767761
• 61431 cubed (61431³) is 231826327325991
• The square root of 61431 is 247.8527788829
• The cube root of 61431 is 39.4574663671

Scales and comparisons

• 61,431 seconds is equal to 17 hours, 3 minutes, 51 seconds.
• To count from 1 to 61,431 would take you about seventeen hours.

  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 61431 cubic inches would be around 3.3 feet tall.

Recreational maths with 61431

• 61431 backwards is 13416
• The number of decimal digits it has is: 5
• The sum of 61431's digits is 15
• More coming soon!