2142721240
2,142,721,240 is an even composite number composed of five prime numbers multiplied together.
2142721240 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 2142721240:
23 × 5 × 112 × 31 × 14281
(2 × 2 × 2 × 5 × 11 × 11 × 31 × 14281)See below for interesting mathematical facts about the number 2142721240 from the Numbermatics database.
Names of 2142721240
- Cardinal: 2142721240 can be written as Two billion, one hundred forty-two million, seven hundred twenty-one thousand, two hundred forty.
Scientific notation
- Scientific notation: 2.14272124 × 109
Factors of 2142721240
Divisors of 2142721240
- Number of divisors d(n): 96
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Complete list of divisors:
1 2 4 5 8 10 11 20 22 31 40 44 55 62 88 110 121 124 155 220 242 248 310 341 440 484 605 620 682 968 1210 1240 1364 1705 2420 2728 3410 3751 4840 6820 7502 13640 14281 15004 18755 28562 30008 37510 57124 71405 75020 114248 142810 150040 157091 285620 314182 442711 571240 628364 785455 885422 1256728 1570910 1728001 1770844 2213555 3141820 3456002 3541688 4427110 4869821 6283640 6912004 8640005 8854220 9739642 13824008 17280010 17708440 19479284 24349105 34560020 38958568 48698210 53568031 69120040 97396420 107136062 194792840 214272124 267840155 428544248 535680310 1071360620 2142721240
- Sum of all divisors σ(n): 5470577280
- Sum of proper divisors (its aliquot sum) s(n): 3327856040
- 2142721240 is an abundant number, because the sum of its proper divisors (3327856040) is greater than itself. Its abundance is 1185134800
Bases of 2142721240
- Binary: 11111111011011101010100110110002
- Hexadecimal: 0x7FB754D8
- Base-36: ZFPYAG
Squares and roots of 2142721240
- 2142721240 squared (21427212402) is 4591254312347137600
- 2142721240 cubed (21427212403) is 9837778133307805988722624000
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The
square root of 2142721240 is 46289.5370467237 -
The
cube root of 2142721240 is 1289.2047338759
Scales and comparisons
How big is 2142721240?- 2,142,721,240 seconds is equal to 68 years, 6 weeks, 6 days, 20 minutes, 40 seconds.
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To count from 1 to 2,142,721,240 would take you about one hundred thirty-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 2142721240 cubic inches would be around 107.4 feet tall.
Recreational maths with 2142721240
- 2142721240 backwards is 0421272412
- The number of decimal digits it has is: 10
- The sum of 2142721240's digits is 25
- More coming soon!
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The information we have on file for 2142721240 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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