21332789910

Names of 21332789910

• Cardinal: 21332789910 can be written as Twenty-one billion, three hundred thirty-two million, seven hundred eighty-nine thousand, nine hundred ten.

Scientific notation

• Scientific notation: 2.133278991 × 10¹⁰

Factors of 21332789910

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4025

Divisors of 21332789910

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 30 45 53 54 90 106 135 159 265 270 318 421 477 530 795 842 954 1263 1431 1590 2105 2385 2526 2862 3541 3789 4210 4770 6315 7082 7155 7578 10623 11367 12630 14310 17705 18945 21246 22313 22734 31869 35410 37890 44626 53115 56835 63738 66939 95607 106230 111565 113670 133878 159345 187673 191214 200817 223130 318690 334695 375346 401634 478035 563019 602451 669390 938365 956070 1004085 1126038 1204902 1490761 1689057 1876730 2008170 2815095 2981522 3012255 3378114 4472283 5067171 5630190 6024510 7453805 8445285 8944566 10134342 13416849 14907610 16890570 22361415 25335855 26833698 40250547 44722830 50671710 67084245 79010333 80501094 134168490 158020666 201252735 237030999 395051665 402505470 474061998 711092997 790103330 1185154995 1422185994 2133278991 2370309990 3555464985 4266557982 7110929970 10666394955 21332789910
• Sum of all divisors σ(n): 58114869120
• Sum of proper divisors (its aliquot sum) s(n): 36782079210
• 21332789910 is an abundant number, because the sum of its proper divisors (36782079210) is greater than itself. Its abundance is 15449289300

Bases of 21332789910

• Binary: 10011110111100010001000101010010110₂
• Hexadecimal: 0x4F7888A96
• Base-36: 9SSZQ1I

Squares and roots of 21332789910

• 21332789910 squared (21332789910²) is 455087925344197808100
• 21332789910 cubed (21332789910³) is 9708295101945536277679796271000
• The square root of 21332789910 is 146057.4883735851
• The cube root of 21332789910 is 2773.4215479091

Scales and comparisons

• 21,332,789,910 seconds is equal to 678 years, 16 weeks, 3 days, 6 hours, 58 minutes, 30 seconds.
• To count from 1 to 21,332,789,910 would take you about one thousand, three hundred fifty-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 21332789910 cubic inches would be around 231.1 feet tall.

Recreational maths with 21332789910

• 21332789910 backwards is 01998723312
• 21332789910 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21332789910's digits is 45
• More coming soon!