31299549142221

Names of 31299549142221

• Cardinal: 31299549142221 can be written as Thirty-one trillion, two hundred ninety-nine billion, five hundred forty-nine million, one hundred forty-two thousand, two hundred twenty-one.

Scientific notation

• Scientific notation: 3.1299549142221 × 10¹³

Factors of 31299549142221

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3944

Divisors of 31299549142221

• Number of divisors d(n): 90
• Complete list of divisors:
  1 3 9 27 59 81 173 177 519 531 1557 1593 3481 3709 4671 4779 10207 10443 11127 14013 29929 30621 31329 33381 89787 91863 93987 100143 218831 269361 275589 281961 300429 602213 641657 656493 808083 826767 1765811 1806639 1924971 1969479 2424249 5297433 5419917 5774913 5908437 12911029 15892299 16259751 17324739 17725311 37857763 38733087 47676897 48779253 51974217 104182849 111006661 113573289 116199261 143030691 312548547 333019983 340719867 348597783 937645641 999059949 1022159601 1045793349 2233608017 2812936923 2997179847 3066478803 6549392999 6700824051 8438810769 8991539541 19648178997 20102472153 58944536991 60307416459 176833610973 180922249377 386414186941 530500832919 1159242560823 3477727682469 10433183047407 31299549142221
• Sum of all divisors σ(n): 47851437101930
• Sum of proper divisors (its aliquot sum) s(n): 16551887959709
• 31299549142221 is a deficient number, because the sum of its proper divisors (16551887959709) is less than itself. Its deficiency is 14747661182512

Bases of 31299549142221

• Binary: 111000111011101111110100000100001110011001101₂
• Hexadecimal: 0x1C777E821CCD
• Base-36: B3ETBFFT9

Squares and roots of 31299549142221

• 31299549142221 squared (31299549142221²) is 979661776506307336884812841
• 31299549142221 cubed (31299549142221³) is 30662971916514692816389242631803676059861
• The square root of 31299549142221 is 5594599.9984110569
• The cube root of 31299549142221 is 31514.6649251345

Scales and comparisons

• 31,299,549,142,221 seconds is equal to 995,228 years, 44 weeks, 6 hours, 10 minutes, 21 seconds.
• To count from 1 to 31,299,549,142,221 would take you about two million, four hundred eighty-eight thousand and seventy-two 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 31299549142221 cubic inches would be around 2626.2 feet tall.

Recreational maths with 31299549142221

• 31299549142221 backwards is 12224194599213
• The number of decimal digits it has is: 14
• The sum of 31299549142221's digits is 54
• More coming soon!