21225160308

Names of 21225160308

• Cardinal: 21225160308 can be written as Twenty-one billion, two hundred twenty-five million, one hundred sixty thousand, three hundred eight.

Scientific notation

• Scientific notation: 2.1225160308 × 10¹⁰

Factors of 21225160308

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 7712

Divisors of 21225160308

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 11 12 22 33 44 66 121 132 242 363 484 726 1452 3413 4283 6826 8566 10239 12849 13652 17132 20478 25698 37543 40956 47113 51396 75086 94226 112629 141339 150172 188452 225258 282678 412973 450516 518243 565356 825946 1036486 1238919 1554729 1651892 2072972 2477838 3109458 4955676 6218916 14617879 29235758 43853637 58471516 87707274 160796669 175414548 321593338 482390007 643186676 964780014 1768763359 1929560028 3537526718 5306290077 7075053436 10612580154 21225160308
• Sum of all divisors σ(n): 54465645024
• Sum of proper divisors (its aliquot sum) s(n): 33240484716
• 21225160308 is an abundant number, because the sum of its proper divisors (33240484716) is greater than itself. Its abundance is 12015324408

Bases of 21225160308

• Binary: 10011110001000111100011111001110100₂
• Hexadecimal: 0x4F11E3E74
• Base-36: 9R0WUIC

Squares and roots of 21225160308

• 21225160308 squared (21225160308²) is 450507430100298654864
• 21225160308 cubed (21225160308³) is 9562092423823943468165163938112
• The square root of 21225160308 is 145688.5730179275
• The cube root of 21225160308 is 2768.7494651943

Scales and comparisons

• 21,225,160,308 seconds is equal to 674 years, 46 weeks, 3 days, 13 hours, 51 minutes, 48 seconds.
• To count from 1 to 21,225,160,308 would take you about one thousand, three hundred forty-nine 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 21225160308 cubic inches would be around 230.7 feet tall.

Recreational maths with 21225160308

• 21225160308 backwards is 80306152212
• The number of decimal digits it has is: 11
• The sum of 21225160308's digits is 30
• More coming soon!