30195990
30,195,990 is an even composite number composed of five prime numbers multiplied together.
30195990 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of eighty divisors.
Prime factorization of 30195990:
2 × 34 × 5 × 11 × 3389
(2 × 3 × 3 × 3 × 3 × 5 × 11 × 3389)See below for interesting mathematical facts about the number 30195990 from the Numbermatics database.
Names of 30195990
- Cardinal: 30195990 can be written as Thirty million, one hundred ninety-five thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 3.019599 × 107
Factors of 30195990
Divisors of 30195990
- Number of divisors d(n): 80
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Complete list of divisors:
1 2 3 5 6 9 10 11 15 18 22 27 30 33 45 54 55 66 81 90 99 110 135 162 165 198 270 297 330 405 495 594 810 891 990 1485 1782 2970 3389 4455 6778 8910 10167 16945 20334 30501 33890 37279 50835 61002 74558 91503 101670 111837 152505 183006 186395 223674 274509 305010 335511 372790 457515 549018 559185 671022 915030 1006533 1118370 1372545 1677555 2013066 2745090 3019599 3355110 5032665 6039198 10065330 15097995 30195990
- Sum of all divisors σ(n): 88601040
- Sum of proper divisors (its aliquot sum) s(n): 58405050
- 30195990 is an abundant number, because the sum of its proper divisors (58405050) is greater than itself. Its abundance is 28209060
Bases of 30195990
- Binary: 11100110011000001000101102
- Hexadecimal: 0x1CCC116
- Base-36: HZ7DI
Squares and roots of 30195990
- 30195990 squared (301959902) is 911797812080100
- 30195990 cubed (301959903) is 27532637615592578799000
-
The
square root of 30195990 is 5495.0878063957 -
The
cube root of 30195990 is 311.3984340639
Scales and comparisons
How big is 30195990?- 30,195,990 seconds is equal to 49 weeks, 6 days, 11 hours, 46 minutes, 30 seconds.
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To count from 1 to 30,195,990 would take you about twenty-two weeks!
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 30195990 cubic inches would be around 25.9 feet tall.
Recreational maths with 30195990
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The information we have on file for 30195990 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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