21243423060

Names of 21243423060

• Cardinal: 21243423060 can be written as Twenty-one billion, two hundred forty-three million, four hundred twenty-three thousand and sixty.

Scientific notation

• Scientific notation: 2.124342306 × 10¹⁰

Factors of 21243423060

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 36548

Divisors of 21243423060

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 3581 7162 10743 14324 17905 21486 32229 32957 35810 42972 53715 64458 65914 71620 98871 107430 128916 131828 161145 164785 197742 214860 296613 322290 329570 395484 494355 593226 644580 659140 988710 1186452 1483065 1977420 2966130 5932260 118019017 236038034 354057051 472076068 590095085 708114102 1062171153 1180190170 1416228204 1770285255 2124342306 2360380340 3540570510 4248684612 5310855765 7081141020 10621711530 21243423060
• Sum of all divisors σ(n): 64458333576
• Sum of proper divisors (its aliquot sum) s(n): 43214910516
• 21243423060 is an abundant number, because the sum of its proper divisors (43214910516) is greater than itself. Its abundance is 21971487456

Bases of 21243423060

• Binary: 10011110010001101001110100101010100₂
• Hexadecimal: 0x4F234E954
• Base-36: 9RBSA50

Squares and roots of 21243423060

• 21243423060 squared (21243423060²) is 451283023306139763600
• 21243423060 cubed (21243423060³) is 9586796183888166893643188616000
• The square root of 21243423060 is 145751.2369072729
• The cube root of 21243423060 is 2769.5433420287

Scales and comparisons

• 21,243,423,060 seconds is equal to 675 years, 24 weeks, 4 days, 22 hours, 51 minutes.
• To count from 1 to 21,243,423,060 would take you about one thousand, three hundred fifty 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 21243423060 cubic inches would be around 230.8 feet tall.

Recreational maths with 21243423060

• 21243423060 backwards is 06032434212
• The number of decimal digits it has is: 11
• The sum of 21243423060's digits is 27
• More coming soon!