31139508700

Names of 31139508700

• Cardinal: 31139508700 can be written as Thirty-one billion, one hundred thirty-nine million, five hundred eight thousand, seven hundred.

Scientific notation

• Scientific notation: 3.11395087 × 10¹⁰

Factors of 31139508700

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5256

Divisors of 31139508700

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 10 20 25 50 53 100 106 212 265 530 1060 1325 1663 2650 3326 3533 5300 6652 7066 8315 14132 16630 17665 33260 35330 41575 70660 83150 88139 88325 166300 176278 176650 187249 352556 353300 374498 440695 748996 881390 936245 1762780 1872490 2203475 3744980 4406950 4681225 5875379 8813900 9362450 11750758 18724900 23501516 29376895 58753790 117507580 146884475 293768950 311395087 587537900 622790174 1245580348 1556975435 3113950870 6227901740 7784877175 15569754350 31139508700
• Sum of all divisors σ(n): 68908589568
• Sum of proper divisors (its aliquot sum) s(n): 37769080868
• 31139508700 is an abundant number, because the sum of its proper divisors (37769080868) is greater than itself. Its abundance is 6629572168

Bases of 31139508700

• Binary: 11101000000000011110011000111011100₂
• Hexadecimal: 0x7400F31DC
• Base-36: EAZNQOS

Squares and roots of 31139508700

• 31139508700 squared (31139508700²) is 969669002077375690000
• 31139508700 cubed (31139508700³) is 30195016326308758371923503000000
• The square root of 31139508700 is 176463.9019743131
• The cube root of 31139508700 is 3146.0859658737

Scales and comparisons

• 31,139,508,700 seconds is equal to 990 years, 7 weeks, 1 day, 23 hours, 31 minutes, 40 seconds.
• To count from 1 to 31,139,508,700 would take you about one thousand, nine hundred eighty years!

  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 31139508700 cubic inches would be around 262.2 feet tall.

Recreational maths with 31139508700

• 31139508700 backwards is 00780593113
• The number of decimal digits it has is: 11
• The sum of 31139508700's digits is 37
• More coming soon!