31012728768

Names of 31012728768

• Cardinal: 31012728768 can be written as Thirty-one billion, twelve million, seven hundred twenty-eight thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 3.1012728768 × 10¹⁰

Factors of 31012728768

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 366281

Divisors of 31012728768

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 49 54 56 63 64 72 84 96 98 108 112 126 144 147 168 189 192 196 216 224 252 288 294 336 378 392 432 441 448 504 576 588 672 756 784 864 882 1008 1176 1323 1344 1512 1568 1728 1764 2016 2352 2646 3024 3136 3528 4032 4704 5292 6048 7056 9408 10584 12096 14112 21168 28224 42336 84672 366269 732538 1098807 1465076 2197614 2563883 2930152 3296421 4395228 5127766 5860304 6592842 7691649 8790456 9889263 10255532 11720608 13185684 15383298 17580912 17947181 19778526 20511064 23074947 23441216 26371368 30766596 35161824 35894362 39557052 41022128 46149894 52742736 53841543 61533192 69224841 70323648 71788724 79114104 82044256 92299788 105485472 107683086 123066384 138449682 143577448 158228208 161524629 164088512 184599576 210970944 215366172 246132768 276899364 287154896 316456416 323049258 369199152 430732344 484573887 492265536 553798728 574309792 632912832 646098516 738398304 861464688 969147774 1107597456 1148619584 1292197032 1476796608 1722929376 1938295548 2215194912 2584394064 3445858752 3876591096 4430389824 5168788128 7753182192 10337576256 15506364384 31012728768
• Sum of all divisors σ(n): 106057141200
• Sum of proper divisors (its aliquot sum) s(n): 75044412432
• 31012728768 is an abundant number, because the sum of its proper divisors (75044412432) is greater than itself. Its abundance is 44031683664

Bases of 31012728768

• Binary: 11100111000100000001010111111000000₂
• Hexadecimal: 0x73880AFC0
• Base-36: E8W6EO0

Squares and roots of 31012728768

• 31012728768 squared (31012728768²) is 961789345637534797824
• 31012728768 cubed (31012728768³) is 29827712108209070725077428600832
• The square root of 31012728768 is 176104.3121788901
• The cube root of 31012728768 is 3141.8105495307

Scales and comparisons

• 31,012,728,768 seconds is equal to 986 years, 5 weeks, 4 days, 14 hours, 52 minutes, 48 seconds.
• To count from 1 to 31,012,728,768 would take you about one thousand, nine hundred 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 31012728768 cubic inches would be around 261.8 feet tall.

Recreational maths with 31012728768

• 31012728768 backwards is 86782721013
• The number of decimal digits it has is: 11
• The sum of 31012728768's digits is 45
• More coming soon!