12390395391768

Names of 12390395391768

• Cardinal: 12390395391768 can be written as Twelve trillion, three hundred ninety billion, three hundred ninety-five million, three hundred ninety-one thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 1.2390395391768 × 10¹³

Factors of 12390395391768

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 91645

Divisors of 12390395391768

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 12 24 31 62 67 93 124 134 186 201 248 268 372 402 536 744 804 1608 2077 2801 4154 5602 6231 8308 8403 11204 12462 16616 16806 22408 24924 33612 49848 67224 86831 88741 173662 177482 187667 260493 266223 347324 354964 375334 520986 532446 563001 694648 709928 750668 1041972 1064892 1126002 1501336 2083944 2129784 2252004 2750971 4504008 5501942 5817677 5945647 8252913 11003884 11635354 11891294 16505826 17453031 17836941 22007768 23270708 23782588 33011652 34906062 35673882 46541416 47565176 66023304 69812124 71347764 139624248 142695528 184315057 248563541 368630114 497127082 552945171 737260228 745690623 994254164 1105890342 1474520456 1491381246 1988508328 2211780684 2982762492 4423561368 5965524984 7705469771 15410939542 16653757247 23116409313 30821879084 33307514494 46232818626 49961271741 61643758168 66615028988 92465637252 99922543482 133230057976 184931274504 199845086964 399690173928 516266474657 1032532949314 1548799423971 2065065898628 3097598847942 4130131797256 6195197695884 12390395391768
• Sum of all divisors σ(n): 32464407767040
• Sum of proper divisors (its aliquot sum) s(n): 20074012375272
• 12390395391768 is an abundant number, because the sum of its proper divisors (20074012375272) is greater than itself. Its abundance is 7683616983504

Bases of 12390395391768

• Binary: 10110100010011011101000111011010111100011000₂
• Hexadecimal: 0xB44DD1DAF18
• Base-36: 4E42HI7FC

Squares and roots of 12390395391768

• 12390395391768 squared (12390395391768²) is 153521897964345690202165824
• 12390395391768 cubed (12390395391768³) is 1902197017072905939848246773982580536832
• The square root of 12390395391768 is 3519999.3454215299
• The cube root of 12390395391768 is 23139.9130013685

Scales and comparisons

• 12,390,395,391,768 seconds is equal to 393,976 years, 12 weeks, 6 days, 1 hour, 42 minutes, 48 seconds.
• To count from 1 to 12,390,395,391,768 would take you about nine hundred eighty-four thousand, nine hundred forty 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 12390395391768 cubic inches would be around 1928.3 feet tall.

Recreational maths with 12390395391768

• 12390395391768 backwards is 86719359309321
• The number of decimal digits it has is: 14
• The sum of 12390395391768's digits is 66
• More coming soon!