31399713120

Names of 31399713120

• Cardinal: 31399713120 can be written as Thirty-one billion, three hundred ninety-nine million, seven hundred thirteen thousand, one hundred twenty.

Scientific notation

• Scientific notation: 3.139971312 × 10¹⁰

Factors of 31399713120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 180

Divisors of 31399713120

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 19 20 24 30 32 38 40 48 57 60 76 80 95 96 114 120 151 152 160 190 228 240 285 302 304 380 453 456 480 570 604 608 755 760 906 912 1140 1208 1510 1520 1812 1824 2265 2280 2416 2869 3020 3040 3624 4530 4560 4832 5738 6040 7248 8607 9060 9120 11476 12080 14345 14496 17214 18120 22801 22952 24160 28690 34428 36240 43035 45602 45904 57380 68403 68856 72480 86070 91204 91808 114005 114760 136806 137712 172140 182408 228010 229520 273612 275424 342015 344280 364816 433219 456020 459040 547224 684030 688560 729632 866438 912040 1094448 1299657 1368060 1377120 1732876 1824080 2166095 2188896 2599314 2736120 3442951 3465752 3648160 4332190 5198628 5472240 6498285 6885902 6931504 8664380 10328853 10397256 10944480 12996570 13771804 13863008 17214755 17328760 20657706 20794512 25993140 27543608 34429510 34657520 41315412 41589024 51644265 51986280 55087216 65416069 68859020 69315040 82630824 103288530 103972560 110174432 130832138 137718040 165261648 196248207 206577060 207945120 261664276 275436080 327080345 330523296 392496414 413154120 523328552 550872160 654160690 784992828 826308240 981241035 1046657104 1308321380 1569985656 1652616480 1962482070 2093314208 2616642760 3139971312 3924964140 5233285520 6279942624 7849928280 10466571040 15699856560 31399713120
• Sum of all divisors σ(n): 104808936960
• Sum of proper divisors (its aliquot sum) s(n): 73409223840
• 31399713120 is an abundant number, because the sum of its proper divisors (73409223840) is greater than itself. Its abundance is 42009510720

Bases of 31399713120

• Binary: 11101001111100100011001100101100000₂
• Hexadecimal: 0x74F919960
• Base-36: EFAKTPC

Squares and roots of 31399713120

• 31399713120 squared (31399713120²) is 985941984018300134400
• 31399713120 cubed (31399713120³) is 30958295451138249050217443328000
• The square root of 31399713120 is 177199.6419860941
• The cube root of 31399713120 is 3154.8246590035

Scales and comparisons

• 31,399,713,120 seconds is equal to 998 years, 21 weeks, 3 days, 14 hours, 32 minutes.
• To count from 1 to 31,399,713,120 would take you about one thousand, nine hundred ninety-six 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 31399713120 cubic inches would be around 262.9 feet tall.

Recreational maths with 31399713120

• 31399713120 backwards is 02131799313
• The number of decimal digits it has is: 11
• The sum of 31399713120's digits is 39
• More coming soon!