21242307375

Names of 21242307375

• Cardinal: 21242307375 can be written as Twenty-one billion, two hundred forty-two million, three hundred seven thousand, three hundred seventy-five.

Scientific notation

• Scientific notation: 2.1242307375 × 10¹⁰

Factors of 21242307375

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 726

Divisors of 21242307375

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 9 15 25 27 45 75 101 125 135 225 303 375 505 617 675 909 1125 1515 1851 2525 2727 3085 3375 4545 5553 7575 9255 10201 12625 13635 15425 16659 22725 27765 30603 37875 46275 51005 62317 68175 77125 83295 91809 113625 138825 153015 186951 231375 255025 275427 311585 340875 416475 459045 560853 694125 765075 934755 1275125 1377135 1557925 1682559 2082375 2295225 2804265 3825375 4673775 6294017 6885675 7789625 8412795 11476125 14021325 18882051 23368875 31470085 34428375 42063975 56646153 70106625 94410255 157350425 169938459 210319875 283230765 472051275 786752125 849692295 1416153825 2360256375 4248461475 7080769125 21242307375
• Sum of all divisors σ(n): 39731664960
• Sum of proper divisors (its aliquot sum) s(n): 18489357585
• 21242307375 is a deficient number, because the sum of its proper divisors (18489357585) is less than itself. Its deficiency is 2752949790

Bases of 21242307375

• Binary: 10011110010001000111110001100101111₂
• Hexadecimal: 0x4F223E32F
• Base-36: 9RB4D9R

Squares and roots of 21242307375

• 21242307375 squared (21242307375²) is 451235622613979390625
• 21242307375 cubed (21242307375³) is 9585285794115651187571443359375
• The square root of 21242307375 is 145747.4094967041
• The cube root of 21242307375 is 2769.4948565587

Scales and comparisons

• 21,242,307,375 seconds is equal to 675 years, 22 weeks, 6 days, 56 minutes, 15 seconds.
• To count from 1 to 21,242,307,375 would take you about one thousand, three hundred fifty 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 21242307375 cubic inches would be around 230.8 feet tall.

Recreational maths with 21242307375

• 21242307375 backwards is 57370324212
• The number of decimal digits it has is: 11
• The sum of 21242307375's digits is 36
• More coming soon!