31030144

Names of 31030144

• Cardinal: 31030144 can be written as Thirty-one million, thirty thousand, one hundred forty-four.

Scientific notation

• Scientific notation: 3.1030144 × 10⁷

Factors of 31030144

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1778

Divisors of 31030144

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 4 8 16 32 64 128 149 298 596 1192 1627 2384 3254 4768 6508 9536 13016 19072 26032 52064 104128 208256 242423 484846 969692 1939384 3878768 7757536 15515072 31030144
• Sum of all divisors σ(n): 62271000
• Sum of proper divisors (its aliquot sum) s(n): 31240856
• 31030144 is an abundant number, because the sum of its proper divisors (31240856) is greater than itself. Its abundance is 210712

Bases of 31030144

• Binary: 1110110010111101110000000₂
• Hexadecimal: 0x1D97B80
• Base-36: IH30G

Squares and roots of 31030144

• 31030144 squared (31030144²) is 962869836660736
• 31030144 cubed (31030144³) is 29877989684839117225984
• The square root of 31030144 is 5570.4707161963
• The cube root of 31030144 is 314.2398535209

Scales and comparisons

• 31,030,144 seconds is equal to 51 weeks, 2 days, 3 hours, 29 minutes, 4 seconds.
• To count from 1 to 31,030,144 would take you about twenty-four 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 31030144 cubic inches would be around 26.2 feet tall.

Recreational maths with 31030144

• 31030144 backwards is 44103013
• 31030144 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 31030144's digits is 16
• More coming soon!