2142938990
2,142,938,990 is an even composite number composed of six prime numbers multiplied together.
2142938990 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 2142938990:
2 × 5 × 37 × 79 × 167 × 439
See below for interesting mathematical facts about the number 2142938990 from the Numbermatics database.
Names of 2142938990
- Cardinal: 2142938990 can be written as Two billion, one hundred forty-two million, nine hundred thirty-eight thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 2.14293899 × 109
Factors of 2142938990
Divisors of 2142938990
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 5 10 37 74 79 158 167 185 334 370 395 439 790 835 878 1670 2195 2923 4390 5846 6179 12358 13193 14615 16243 26386 29230 30895 32486 34681 61790 65965 69362 73313 81215 131930 146626 162430 173405 346810 366565 488141 733130 976282 1283197 2440705 2566394 2712581 4881410 5425162 5791727 6415985 11583454 12831970 13562905 27125810 28958635 57917270 214293899 428587798 1071469495 2142938990
- Sum of all divisors σ(n): 4044902400
- Sum of proper divisors (its aliquot sum) s(n): 1901963410
- 2142938990 is a deficient number, because the sum of its proper divisors (1901963410) is less than itself. Its deficiency is 240975580
Bases of 2142938990
- Binary: 11111111011101010100111011011102
- Hexadecimal: 0x7FBAA76E
- Base-36: ZFUMB2
Squares and roots of 2142938990
- 2142938990 squared (21429389902) is 4592187514862220100
- 2142938990 cubed (21429389903) is 9840777674989455930251699000
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The
square root of 2142938990 is 46291.8890303691 -
The
cube root of 2142938990 is 1289.2484033955
Scales and comparisons
How big is 2142938990?- 2,142,938,990 seconds is equal to 68 years, 7 weeks, 1 day, 12 hours, 49 minutes, 50 seconds.
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To count from 1 to 2,142,938,990 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 2142938990 cubic inches would be around 107.4 feet tall.
Recreational maths with 2142938990
- 2142938990 backwards is 0998392412
- The number of decimal digits it has is: 10
- The sum of 2142938990's digits is 47
- More coming soon!
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The information we have on file for 2142938990 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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