21039096870342

Names of 21039096870342

• Cardinal: 21039096870342 can be written as Twenty-one trillion, thirty-nine billion, ninety-six million, eight hundred seventy thousand, three hundred forty-two.

Scientific notation

• Scientific notation: 2.1039096870342 × 10¹³

Factors of 21039096870342

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 2429210

Divisors of 21039096870342

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 6 9 18 271 542 813 1626 1777 2439 3554 4878 5331 10662 15993 31986 481567 963134 1444701 2427157 2889402 4334103 4854314 7281471 8668206 14562942 21844413 43688826 657759547 1315519094 1973278641 3946557282 4313057989 5919835923 8626115978 11839671846 12939173967 25878347934 38817521901 77635043802 1168838715019 2337677430038 3506516145057 7013032290114 10519548435171 21039096870342
• Sum of all divisors σ(n): 45778685289792
• Sum of proper divisors (its aliquot sum) s(n): 24739588419450
• 21039096870342 is an abundant number, because the sum of its proper divisors (24739588419450) is greater than itself. Its abundance is 3700491549108

Bases of 21039096870342

• Binary: 100110010001010001011111001010011010111000110₂
• Hexadecimal: 0x13228BE535C6
• Base-36: 7GH8729XI

Squares and roots of 21039096870342

• 21039096870342 squared (21039096870342²) is 442643597119634539159196964
• 21039096870342 cubed (21039096870342³) is 9312821518836628158583068289398348041688
• The square root of 21039096870342 is 4586839.5296044531
• The cube root of 21039096870342 is 27606.3526257705

Scales and comparisons

• 21,039,096,870,342 seconds is equal to 668,978 years, 10 weeks, 3 days, 15 hours, 5 minutes, 42 seconds.
• To count from 1 to 21,039,096,870,342 would take you about one million, six hundred seventy-two thousand, four hundred forty-five 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 21039096870342 cubic inches would be around 2300.5 feet tall.

Recreational maths with 21039096870342

• 21039096870342 backwards is 24307869093012
• The number of decimal digits it has is: 14
• The sum of 21039096870342's digits is 54
• More coming soon!