21021180222

Names of 21021180222

• Cardinal: 21021180222 can be written as Twenty-one billion, twenty-one million, one hundred eighty thousand, two hundred twenty-two.

Scientific notation

• Scientific notation: 2.1021180222 × 10¹⁰

Factors of 21021180222

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 7999

Divisors of 21021180222

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 7 14 21 37 42 49 74 98 111 147 222 251 259 294 502 518 753 777 1506 1554 1757 1813 3514 3626 5271 5439 7699 9287 10542 10878 12299 15398 18574 23097 24598 27861 36897 46194 53893 55722 65009 73794 107786 130018 161679 195027 284863 323358 377251 390054 455063 569726 754502 854589 910126 1131753 1365189 1709178 1932449 1994041 2263506 2730378 3864898 3988082 5797347 5982123 11594694 11964246 13527143 13958287 27054286 27916574 40581429 41874861 71500613 81162858 83749722 94690001 143001226 189380002 214501839 284070003 429003678 500504291 568140006 1001008582 1501512873 3003025746 3503530037 7007060074 10510590111 21021180222
• Sum of all divisors σ(n): 50434876800
• Sum of proper divisors (its aliquot sum) s(n): 29413696578
• 21021180222 is an abundant number, because the sum of its proper divisors (29413696578) is greater than itself. Its abundance is 8392516356

Bases of 21021180222

• Binary: 10011100100111101011100000100111110₂
• Hexadecimal: 0x4E4F5C13E
• Base-36: 9NNGUGU

Squares and roots of 21021180222

• 21021180222 squared (21021180222²) is 441890017925803969284
• 21021180222 cubed (21021180222³) is 9289049705121135862561916301048
• The square root of 21021180222 is 144986.8277534203
• The cube root of 21021180222 is 2759.8513984791

Scales and comparisons

• 21,021,180,222 seconds is equal to 668 years, 21 weeks, 1 day, 16 hours, 43 minutes, 42 seconds.
• To count from 1 to 21,021,180,222 would take you about one thousand, three hundred thirty-six 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 21021180222 cubic inches would be around 230 feet tall.

Recreational maths with 21021180222

• 21021180222 backwards is 22208112012
• 21021180222 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21021180222's digits is 21
• More coming soon!