31219137512

Names of 31219137512

• Cardinal: 31219137512 can be written as Thirty-one billion, two hundred nineteen million, one hundred thirty-seven thousand, five hundred twelve.

Scientific notation

• Scientific notation: 3.1219137512 × 10¹⁰

Factors of 31219137512

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2402

Divisors of 31219137512

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 8 31 62 124 199 248 347 398 694 796 1388 1592 1823 2776 3646 6169 7292 10757 12338 14584 21514 24676 43028 49352 56513 69053 86056 113026 138106 226052 276212 362777 452104 552424 632581 725554 1265162 1451108 2140643 2530324 2902216 4281286 5060648 8562572 11246087 17125144 19610011 22492174 39220022 44984348 78440044 89968696 125883619 156880088 251767238 503534476 1007068952 3902392189 7804784378 15609568756 31219137512
• Sum of all divisors σ(n): 60936192000
• Sum of proper divisors (its aliquot sum) s(n): 29717054488
• 31219137512 is a deficient number, because the sum of its proper divisors (29717054488) is less than itself. Its deficiency is 1502083024

Bases of 31219137512

• Binary: 11101000100110011100011101111101000₂
• Hexadecimal: 0x744CE3BE8
• Base-36: ECB2GO8

Squares and roots of 31219137512

• 31219137512 squared (31219137512²) is 974634546993165550144
• 31219137512 cubed (31219137512³) is 30427249946525461434126667401728
• The square root of 31219137512 is 176689.3814353313
• The cube root of 31219137512 is 3148.7653685769

Scales and comparisons

• 31,219,137,512 seconds is equal to 992 years, 34 weeks, 6 days, 14 hours, 38 minutes, 32 seconds.
• To count from 1 to 31,219,137,512 would take you about one thousand, nine hundred eighty-five 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 31219137512 cubic inches would be around 262.4 feet tall.

Recreational maths with 31219137512

• 31219137512 backwards is 21573191213
• The number of decimal digits it has is: 11
• The sum of 31219137512's digits is 35
• More coming soon!