31402

Names of 31402

• Cardinal: 31402 can be written as Thirty-one thousand, four hundred two.

Scientific notation

• Scientific notation: 3.1402 × 10⁴

Factors of 31402

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 2252

Divisors of 31402

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 7 14 2243 4486 15701 31402
• Sum of all divisors σ(n): 53856
• Sum of proper divisors (its aliquot sum) s(n): 22454
• 31402 is a deficient number, because the sum of its proper divisors (22454) is less than itself. Its deficiency is 8948

Bases of 31402

• Binary: 111101010101010₂
• Hexadecimal: 0x7AAA
• Base-36: O8A

Squares and roots of 31402

• 31402 squared (31402²) is 986085604
• 31402 cubed (31402³) is 30965060136808
• The square root of 31402 is 177.2060947033
• The cube root of 31402 is 31.5490124707

Scales and comparisons

• 31,402 seconds is equal to 8 hours, 43 minutes, 22 seconds.
• To count from 1 to 31,402 would take you about eight 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 31402 cubic inches would be around 2.6 feet tall.

Recreational maths with 31402

• 31402 backwards is 20413
• The number of decimal digits it has is: 5
• The sum of 31402's digits is 10
• More coming soon!