21427433930
21,427,433,930 is an even composite number composed of six prime numbers multiplied together.
21427433930 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 21427433930:
2 × 5 × 72 × 172 × 337 × 449
(2 × 5 × 7 × 7 × 17 × 17 × 337 × 449)See below for interesting mathematical facts about the number 21427433930 from the Numbermatics database.
Names of 21427433930
- Cardinal: 21427433930 can be written as Twenty-one billion, four hundred twenty-seven million, four hundred thirty-three thousand, nine hundred thirty.
Scientific notation
- Scientific notation: 2.142743393 × 1010
Factors of 21427433930
Divisors of 21427433930
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 5 7 10 14 17 34 35 49 70 85 98 119 170 238 245 289 337 449 490 578 595 674 833 898 1190 1445 1666 1685 2023 2245 2359 2890 3143 3370 4046 4165 4490 4718 5729 6286 7633 8330 10115 11458 11795 14161 15266 15715 16513 20230 22001 23590 28322 28645 31430 33026 38165 40103 44002 53431 57290 70805 76330 80206 82565 97393 106862 110005 129761 141610 151313 165130 194786 200515 220010 259522 267155 280721 302626 374017 401030 486965 534310 561442 648805 681751 748034 756565 908327 973930 1059191 1297610 1363502 1403605 1513130 1816654 1870085 2118382 2572321 2807210 3408755 3740170 4541635 4772257 5144642 5295955 6358289 6817510 7414337 9083270 9544514 10591910 12716578 12861605 14828674 18006247 23861285 25723210 31791445 36012494 37071685 43729457 47722570 63582890 74143370 87458914 90031235 126043729 180062470 218647285 252087458 306106199 437294570 612212398 630218645 1260437290 1530530995 2142743393 3061061990 4285486786 10713716965 21427433930
- Sum of all divisors σ(n): 47908762200
- Sum of proper divisors (its aliquot sum) s(n): 26481328270
- 21427433930 is an abundant number, because the sum of its proper divisors (26481328270) is greater than itself. Its abundance is 5053894340
Bases of 21427433930
- Binary: 100111111010010110010110001110010102
- Hexadecimal: 0x4FD2CB1CA
- Base-36: 9UDC9U2
Squares and roots of 21427433930
- 21427433930 squared (214274339302) is 459134924824515244900
- 21427433930 cubed (214274339303) is 9838083266632817254372519457000
-
The
square root of 21427433930 is 146381.1255934317 -
The
cube root of 21427433930 is 2777.5169731417
Scales and comparisons
How big is 21427433930?- 21,427,433,930 seconds is equal to 681 years, 16 weeks, 6 days, 16 hours, 58 minutes, 50 seconds.
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To count from 1 to 21,427,433,930 would take you about one thousand, three hundred sixty-two 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 21427433930 cubic inches would be around 231.5 feet tall.
Recreational maths with 21427433930
- 21427433930 backwards is 03933472412
- The number of decimal digits it has is: 11
- The sum of 21427433930's digits is 38
- More coming soon!
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The information we have on file for 21427433930 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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