21203627008

Names of 21203627008

• Cardinal: 21203627008 can be written as Twenty-one billion, two hundred three million, six hundred twenty-seven thousand and eight.

Scientific notation

• Scientific notation: 2.1203627008 × 10¹⁰

Factors of 21203627008

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 805

Divisors of 21203627008

• Number of divisors d(n): 132
• Complete list of divisors:
  1 2 4 8 16 29 31 32 58 62 64 116 124 128 232 248 256 464 496 512 743 899 928 961 992 1024 1486 1798 1856 1922 1984 2972 3596 3712 3844 3968 5944 7192 7424 7688 7936 11888 14384 14848 15376 15872 21547 23033 23776 27869 28768 29696 30752 31744 43094 46066 47552 55738 57536 61504 86188 92132 95104 111476 115072 123008 172376 184264 190208 222952 230144 246016 344752 368528 380416 445904 460288 492032 667957 689504 714023 737056 760832 891808 920576 984064 1335914 1379008 1428046 1474112 1783616 2671828 2758016 2856092 2948224 3567232 5343656 5516032 5712184 5896448 7134464 10687312 11032064 11424368 11792896 14268928 20706667 21374624 22064128 22848736 23585792 28537856 41413334 42749248 45697472 82826668 85498496 91394944 165653336 170996992 182789888 331306672 341993984 365579776 662613344 683987968 731159552 1325226688 2650453376 5300906752 10601813504 21203627008
• Sum of all divisors σ(n): 45369216720
• Sum of proper divisors (its aliquot sum) s(n): 24165589712
• 21203627008 is an abundant number, because the sum of its proper divisors (24165589712) is greater than itself. Its abundance is 2961962704

Bases of 21203627008

• Binary: 10011101111110101011010110000000000₂
• Hexadecimal: 0x4EFD5AC00
• Base-36: 9QO3BB4

Squares and roots of 21203627008

• 21203627008 squared (21203627008²) is 449593798294387032064
• 21203627008 cubed (21203627008³) is 9533019204144169207877192384512
• The square root of 21203627008 is 145614.6524495389
• The cube root of 21203627008 is 2767.8128333021

Scales and comparisons

• 21,203,627,008 seconds is equal to 674 years, 10 weeks, 6 days, 8 hours, 23 minutes, 28 seconds.
• To count from 1 to 21,203,627,008 would take you about one thousand, three hundred forty-eight 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 21203627008 cubic inches would be around 230.7 feet tall.

Recreational maths with 21203627008

• 21203627008 backwards is 80072630212
• 21203627008 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21203627008's digits is 31
• More coming soon!