21042290100
21,042,290,100 is an even composite number composed of six prime numbers multiplied together.
21042290100 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 21042290100:
22 × 3 × 52 × 13 × 47 × 114797
(2 × 2 × 3 × 5 × 5 × 13 × 47 × 114797)See below for interesting mathematical facts about the number 21042290100 from the Numbermatics database.
Names of 21042290100
- Cardinal: 21042290100 can be written as Twenty-one billion, forty-two million, two hundred ninety thousand, one hundred.
Scientific notation
- Scientific notation: 2.10422901 × 1010
Factors of 21042290100
Divisors of 21042290100
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 4 5 6 10 12 13 15 20 25 26 30 39 47 50 52 60 65 75 78 94 100 130 141 150 156 188 195 235 260 282 300 325 390 470 564 611 650 705 780 940 975 1175 1222 1300 1410 1833 1950 2350 2444 2820 3055 3525 3666 3900 4700 6110 7050 7332 9165 12220 14100 15275 18330 30550 36660 45825 61100 91650 114797 183300 229594 344391 459188 573985 688782 1147970 1377564 1492361 1721955 2295940 2869925 2984722 3443910 4477083 5395459 5739850 5969444 6887820 7461805 8609775 8954166 10790918 11479700 14923610 16186377 17219550 17908332 21581836 22385415 26977295 29847220 32372754 34439100 37309025 44770830 53954590 64745508 70140967 74618050 80931885 89541660 107909180 111927075 134886475 140281934 149236100 161863770 210422901 223854150 269772950 280563868 323727540 350704835 404659425 420845802 447708300 539545900 701409670 809318850 841691604 1052114505 1402819340 1618637700 1753524175 2104229010 3507048350 4208458020 5260572525 7014096700 10521145050 21042290100
- Sum of all divisors σ(n): 66961214208
- Sum of proper divisors (its aliquot sum) s(n): 45918924108
- 21042290100 is an abundant number, because the sum of its proper divisors (45918924108) is greater than itself. Its abundance is 24876634008
Bases of 21042290100
- Binary: 100111001100011011111011101101101002
- Hexadecimal: 0x4E637DDB4
- Base-36: 9O01AYC
Squares and roots of 21042290100
- 21042290100 squared (210422901002) is 442777972652558010000
- 21042290100 cubed (210422901003) is 9317062550444992153498701000000
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The
square root of 21042290100 is 145059.6087820451 -
The
cube root of 21042290100 is 2760.7749215573
Scales and comparisons
How big is 21042290100?- 21,042,290,100 seconds is equal to 669 years, 4 weeks, 1 day, 35 minutes.
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To count from 1 to 21,042,290,100 would take you about one thousand, three hundred thirty-eight 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 21042290100 cubic inches would be around 230.1 feet tall.
Recreational maths with 21042290100
- 21042290100 backwards is 00109224012
- The number of decimal digits it has is: 11
- The sum of 21042290100's digits is 21
- More coming soon!
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The information we have on file for 21042290100 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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