142285990
142,285,990 is an even composite number composed of six prime numbers multiplied together.
142285990 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 142285990:
2 × 5 × 7 × 11 × 41 × 4507
See below for interesting mathematical facts about the number 142285990 from the Numbermatics database.
Names of 142285990
- Cardinal: 142285990 can be written as One hundred forty-two million, two hundred eighty-five thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 1.4228599 × 108
Factors of 142285990
Divisors of 142285990
- Number of divisors d(n): 64
-
Complete list of divisors:
1 2 5 7 10 11 14 22 35 41 55 70 77 82 110 154 205 287 385 410 451 574 770 902 1435 2255 2870 3157 4507 4510 6314 9014 15785 22535 31549 31570 45070 49577 63098 99154 157745 184787 247885 315490 347039 369574 495770 694078 923935 1293509 1735195 1847870 2032657 2587018 3470390 4065314 6467545 10163285 12935090 14228599 20326570 28457198 71142995 142285990
- Sum of all divisors σ(n): 327172608
- Sum of proper divisors (its aliquot sum) s(n): 184886618
- 142285990 is an abundant number, because the sum of its proper divisors (184886618) is greater than itself. Its abundance is 42600628
Bases of 142285990
- Binary: 10000111101100011100101001102
- Hexadecimal: 0x87B1CA6
- Base-36: 2CPOKM
Squares and roots of 142285990
- 142285990 squared (1422859902) is 20245302950280100
- 142285990 cubed (1422859903) is 2880622973130524805799000
-
The
square root of 142285990 is 11928.3691257439 -
The
cube root of 142285990 is 522.0603537523
Scales and comparisons
How big is 142285990?- 142,285,990 seconds is equal to 4 years, 27 weeks, 1 day, 19 hours, 53 minutes, 10 seconds.
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To count from 1 to 142,285,990 would take you about 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 142285990 cubic inches would be around 43.5 feet tall.
Recreational maths with 142285990
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The information we have on file for 142285990 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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