131315640625

Names of 131315640625

• Cardinal: 131315640625 can be written as One hundred thirty-one billion, three hundred fifteen million, six hundred forty thousand, six hundred twenty-five.

Scientific notation

• Scientific notation: 1.31315640625 × 10¹¹

Factors of 131315640625

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 241

Divisors of 131315640625

• Number of divisors d(n): 63
• Complete list of divisors:
  1 5 13 25 65 125 169 223 325 625 845 1115 1625 2899 3125 4225 5575 8125 14495 15625 21125 27875 37687 40625 49729 72475 105625 139375 188435 203125 248645 362375 528125 646477 696875 942175 1243225 1811875 2640625 3232385 3484375 4710875 6216125 8404201 9059375 16161925 23554375 31080625 42021005 45296875 80809625 117771875 155403125 210105025 404048125 588859375 777015625 1050525125 2020240625 5252625625 10101203125 26263128125 131315640625
• Sum of all divisors σ(n): 178540663869
• Sum of proper divisors (its aliquot sum) s(n): 47225023244
• 131315640625 is a deficient number, because the sum of its proper divisors (47225023244) is less than itself. Its deficiency is 84090617381

Bases of 131315640625

• Binary: 1111010010011000001011010100100110001₂
• Hexadecimal: 0x1E9305A931
• Base-36: 1OBPXWS1

Squares and roots of 131315640625

• 131315640625 squared (131315640625²) is 17243797472754150390625
• 131315640625 cubed (131315640625³) is 2264380311942467241672515869140625
• 131315640625 is a perfect square number. Its square root is 362375
• The cube root of 131315640625 is 5082.8288415101

Scales and comparisons

• 131,315,640,625 seconds is equal to 4,175 years, 22 weeks, 2 days, 22 hours, 50 minutes, 25 seconds.
• To count from 1 to 131,315,640,625 would take you about eight thousand, three hundred fifty 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 131315640625 cubic inches would be around 423.6 feet tall.

Recreational maths with 131315640625

• 131315640625 backwards is 526046513131
• The number of decimal digits it has is: 12
• The sum of 131315640625's digits is 37
• More coming soon!