27936456990

Names of 27936456990

• Cardinal: 27936456990 can be written as Twenty-seven billion, nine hundred thirty-six million, four hundred fifty-six thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 2.793645699 × 10¹⁰

Factors of 27936456990

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 66653

Divisors of 27936456990

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 5 6 10 13 15 26 30 39 65 78 130 195 390 1093 2186 3279 5465 6558 10930 14209 16395 28418 32790 42627 65537 71045 85254 131074 142090 196611 213135 327685 393222 426270 655370 851981 983055 1703962 1966110 2555943 4259905 5111886 8519810 12779715 25559430 71631941 143263882 214895823 358159705 429791646 716319410 931215233 1074479115 1862430466 2148958230 2793645699 4656076165 5587291398 9312152330 13968228495 27936456990
• Sum of all divisors σ(n): 72272160576
• Sum of proper divisors (its aliquot sum) s(n): 44335703586
• 27936456990 is an abundant number, because the sum of its proper divisors (44335703586) is greater than itself. Its abundance is 16399246596

Bases of 27936456990

• Binary: 11010000001001001001000000100011110₂
• Hexadecimal: 0x68124811E
• Base-36: CU0N866

Squares and roots of 27936456990

• 27936456990 squared (27936456990²) is 780445629154119860100
• 27936456990 cubed (27936456990³) is 21802885751897559552988467099000
• The square root of 27936456990 is 167142.0264026975
• The cube root of 27936456990 is 3034.2901605597

Scales and comparisons

• 27,936,456,990 seconds is equal to 888 years, 15 weeks, 1 day, 14 hours, 56 minutes, 30 seconds.
• To count from 1 to 27,936,456,990 would take you about one thousand, seven hundred seventy-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 27936456990 cubic inches would be around 252.9 feet tall.

Recreational maths with 27936456990

• 27936456990 backwards is 09965463972
• The number of decimal digits it has is: 11
• The sum of 27936456990's digits is 60
• More coming soon!