21072567230

Names of 21072567230

• Cardinal: 21072567230 can be written as Twenty-one billion, seventy-two million, five hundred sixty-seven thousand, two hundred thirty.

Scientific notation

• Scientific notation: 2.107256723 × 10¹⁰

Factors of 21072567230

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 8093

Divisors of 21072567230

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 5 10 11 13 22 26 55 65 110 130 143 286 715 1430 2801 5261 5602 10522 14005 26305 28010 30811 36413 52610 57871 61622 68393 72826 115742 136786 154055 182065 289355 308110 341965 364130 400543 578710 683930 752323 801086 1504646 2002715 3761615 4005430 7523230 14736061 29472122 73680305 147360610 162096671 191568793 324193342 383137586 810483355 957843965 1620966710 1915687930 2107256723 4214513446 10536283615 21072567230
• Sum of all divisors σ(n): 44586230976
• Sum of proper divisors (its aliquot sum) s(n): 23513663746
• 21072567230 is an abundant number, because the sum of its proper divisors (23513663746) is greater than itself. Its abundance is 2441096516

Bases of 21072567230

• Binary: 10011101000000001011101101110111110₂
• Hexadecimal: 0x4E805DBBE
• Base-36: 9OI28XQ

Squares and roots of 21072567230

• 21072567230 squared (21072567230²) is 444053089662869872900
• 21072567230 cubed (21072567230³) is 9357338585610043431426805067000
• The square root of 21072567230 is 145163.9322628041
• The cube root of 21072567230 is 2762.0984194893

Scales and comparisons

• 21,072,567,230 seconds is equal to 670 years, 2 weeks, 1 day, 10 hours, 53 minutes, 50 seconds.
• To count from 1 to 21,072,567,230 would take you about one thousand, three hundred forty 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 21072567230 cubic inches would be around 230.2 feet tall.

Recreational maths with 21072567230

• 21072567230 backwards is 03276527012
• The number of decimal digits it has is: 11
• The sum of 21072567230's digits is 35
• More coming soon!