30131

Names of 30131

• Cardinal: 30131 can be written as Thirty thousand, one hundred thirty-one.

Scientific notation

• Scientific notation: 3.0131 × 10⁴

Factors of 30131

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 1068

Divisors of 30131

• Number of divisors d(n): 4
• Complete list of divisors:
  1 29 1039 30131
• Sum of all divisors σ(n): 31200
• Sum of proper divisors (its aliquot sum) s(n): 1069
• 30131 is a deficient number, because the sum of its proper divisors (1069) is less than itself. Its deficiency is 29062

Bases of 30131

• Binary: 111010110110011₂
• Hexadecimal: 0x75B3
• Base-36: N8Z

Squares and roots of 30131

• 30131 squared (30131²) is 907877161
• 30131 cubed (30131³) is 27355246738091
• The square root of 30131 is 173.5828332527
• The cube root of 30131 is 31.1174868831

Scales and comparisons

• 30,131 seconds is equal to 8 hours, 22 minutes, 11 seconds.
• To count from 1 to 30,131 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 30131 cubic inches would be around 2.6 feet tall.

Recreational maths with 30131

• 30131 backwards is 13103
• The number of decimal digits it has is: 5
• The sum of 30131's digits is 8
• More coming soon!