21504226072

Names of 21504226072

• Cardinal: 21504226072 can be written as Twenty-one billion, five hundred four million, two hundred twenty-six thousand and seventy-two.

Scientific notation

• Scientific notation: 2.1504226072 × 10¹⁰

Factors of 21504226072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 210052

Divisors of 21504226072

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 7 8 14 28 31 56 59 62 118 124 217 236 248 413 434 472 826 868 1652 1736 1829 3304 3658 7316 12803 14632 25606 51212 102424 209953 419906 839812 1469671 1679624 2939342 5878684 6508543 11757368 12387227 13017086 24774454 26034172 45559801 49548908 52068344 86710589 91119602 99097816 173421178 182239204 346842356 364478408 384004037 693684712 768008074 1536016148 2688028259 3072032296 5376056518 10752113036 21504226072
• Sum of all divisors σ(n): 48373401600
• Sum of proper divisors (its aliquot sum) s(n): 26869175528
• 21504226072 is an abundant number, because the sum of its proper divisors (26869175528) is greater than itself. Its abundance is 5364949456

Bases of 21504226072

• Binary: 10100000001110000000111001100011000₂
• Hexadecimal: 0x501C07318
• Base-36: 9VN2714

Squares and roots of 21504226072

• 21504226072 squared (21504226072²) is 462431738955684549184
• 21504226072 cubed (21504226072³) is 9944236657371129735170139125248
• The square root of 21504226072 is 146643.1930639809
• The cube root of 21504226072 is 2780.8310608191

Scales and comparisons

• 21,504,226,072 seconds is equal to 683 years, 39 weeks, 6 days, 12 hours, 7 minutes, 52 seconds.
• To count from 1 to 21,504,226,072 would take you about one thousand, three hundred sixty-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 21504226072 cubic inches would be around 231.7 feet tall.

Recreational maths with 21504226072

• 21504226072 backwards is 27062240512
• 21504226072 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21504226072's digits is 31
• More coming soon!