21346325442

Names of 21346325442

• Cardinal: 21346325442 can be written as Twenty-one billion, three hundred forty-six million, three hundred twenty-five thousand, four hundred forty-two.

Scientific notation

• Scientific notation: 2.1346325442 × 10¹⁰

Factors of 21346325442

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 901

Divisors of 21346325442

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 3 6 9 13 18 26 27 39 54 78 81 117 162 169 234 338 351 507 702 883 1014 1053 1521 1766 2106 2649 3042 4563 5298 7947 9126 11479 13689 15894 22958 23841 27378 34437 47682 68874 71523 103311 143046 149227 206622 298454 309933 447681 619866 779689 895362 929799 1343043 1559378 1859598 2339067 2686086 4029129 4678134 7017201 8058258 10135957 12087387 14034402 20271914 21051603 24174774 30407871 42103206 60815742 63154809 91223613 126309618 131767441 182447226 263534882 273670839 395302323 547341678 790604646 821012517 1185906969 1642025034 2371813938 3557720907 7115441814 10673162721 21346325442
• Sum of all divisors σ(n): 51852683817
• Sum of proper divisors (its aliquot sum) s(n): 30506358375
• 21346325442 is an abundant number, because the sum of its proper divisors (30506358375) is greater than itself. Its abundance is 9160032933

Bases of 21346325442

• Binary: 10011111000010101110001001111000010₂
• Hexadecimal: 0x4F85713C2
• Base-36: 9T11U4I

Squares and roots of 21346325442

• 21346325442 squared (21346325442²) is 455665609875776495364
• 21346325442 cubed (21346325442³) is 9726786401135734262494148250888
• The square root of 21346325442 is 146103.8173423269
• The cube root of 21346325442 is 2774.0079972123

Scales and comparisons

• 21,346,325,442 seconds is equal to 678 years, 38 weeks, 5 days, 22 hours, 50 minutes, 42 seconds.
• To count from 1 to 21,346,325,442 would take you about one thousand, three hundred fifty-seven 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 21346325442 cubic inches would be around 231.2 feet tall.

Recreational maths with 21346325442

• 21346325442 backwards is 24452364312
• The number of decimal digits it has is: 11
• The sum of 21346325442's digits is 36
• More coming soon!