11999120720

Names of 11999120720

• Cardinal: 11999120720 can be written as Eleven billion, nine hundred ninety-nine million, one hundred twenty thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.199912072 × 10¹⁰

Factors of 11999120720

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 375

Divisors of 11999120720

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 4 5 8 10 16 20 37 40 74 80 148 185 296 331 370 592 662 740 1324 1369 1480 1655 2648 2738 2960 3310 5296 5476 6620 6845 10952 12247 13240 13690 21904 24494 26480 27380 48988 54760 61235 97976 109520 109561 122470 195952 219122 244940 438244 453139 489880 547805 876488 906278 979760 1095610 1752976 1812556 2191220 2265695 3625112 4053757 4382440 4531390 7250224 8107514 8764880 9062780 16215028 18125560 20268785 32430056 36251120 40537570 64860112 81075140 149989009 162150280 299978018 324300560 599956036 749945045 1199912072 1499890090 2399824144 2999780180 5999560360 11999120720
• Sum of all divisors σ(n): 28759217886
• Sum of proper divisors (its aliquot sum) s(n): 16760097166
• 11999120720 is an abundant number, because the sum of its proper divisors (16760097166) is greater than itself. Its abundance is 4760976446

Bases of 11999120720

• Binary: 1011001011001101000000110101010000₂
• Hexadecimal: 0x2CB340D50
• Base-36: 5IFYSSW

Squares and roots of 11999120720

• 11999120720 squared (11999120720²) is 143978898053133318400
• 11999120720 cubed (11999120720³) is 1727620178872119661735797248000
• The square root of 11999120720 is 109540.4980817597
• The cube root of 11999120720 is 2289.3725657219

Scales and comparisons

• 11,999,120,720 seconds is equal to 381 years, 27 weeks, 5 days, 17 hours, 5 minutes, 20 seconds.
• To count from 1 to 11,999,120,720 would take you about seven hundred sixty-three 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 11999120720 cubic inches would be around 190.8 feet tall.

Recreational maths with 11999120720

• 11999120720 backwards is 02702199911
• The number of decimal digits it has is: 11
• The sum of 11999120720's digits is 41
• More coming soon!