31771142156

Names of 31771142156

• Cardinal: 31771142156 can be written as Thirty-one billion, seven hundred seventy-one million, one hundred forty-two thousand, one hundred fifty-six.

Scientific notation

• Scientific notation: 3.1771142156 × 10¹⁰

Factors of 31771142156

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 220

Divisors of 31771142156

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 13 26 47 52 61 94 97 122 169 188 194 244 338 388 611 676 793 1222 1261 1586 2197 2444 2522 2867 3172 4394 4559 5044 5734 5917 7943 8788 9118 10309 11468 11834 15886 16393 18236 20618 23668 28561 31772 32786 37271 41236 57122 59267 65572 74542 76921 103259 114244 118534 134017 149084 153842 206518 213109 237068 268034 278099 307684 413036 426218 484523 536068 556198 770471 852436 969046 999973 1112396 1342367 1540942 1742221 1938092 1999946 2684734 2770417 3081884 3484442 3615287 3999892 5369468 5540834 6298799 6968884 7230574 10016123 11081668 12597598 12999649 14461148 20032246 25195196 25999298 40064492 46998731 51998596 81884387 93997462 130209599 163768774 168995437 187994924 260419198 327537548 337990874 520838396 610983503 675981748 1221967006 2443934012 7942785539 15885571078 31771142156
• Sum of all divisors σ(n): 63167165376
• Sum of proper divisors (its aliquot sum) s(n): 31396023220
• 31771142156 is a deficient number, because the sum of its proper divisors (31396023220) is less than itself. Its deficiency is 375118936

Bases of 31771142156

• Binary: 11101100101101101010010100000001100₂
• Hexadecimal: 0x765B5280C
• Base-36: ELFPU6K

Squares and roots of 31771142156

• 31771142156 squared (31771142156²) is 1009405473896760328336
• 31771142156 cubed (31771142156³) is 32069964804218519659424290932416
• The square root of 31771142156 is 178244.6132594193
• The cube root of 31771142156 is 3167.2154643953

Scales and comparisons

• 31,771,142,156 seconds is equal to 1,010 years, 11 weeks, 4 days, 13 hours, 15 minutes, 56 seconds.
• To count from 1 to 31,771,142,156 would take you about two thousand and twenty 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 31771142156 cubic inches would be around 263.9 feet tall.

Recreational maths with 31771142156

• 31771142156 backwards is 65124117713
• The number of decimal digits it has is: 11
• The sum of 31771142156's digits is 38
• More coming soon!