42318990
42,318,990 is an even composite number composed of five prime numbers multiplied together.
42318990 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 42318990:
2 × 33 × 5 × 7 × 22391
(2 × 3 × 3 × 3 × 5 × 7 × 22391)See below for interesting mathematical facts about the number 42318990 from the Numbermatics database.
Names of 42318990
- Cardinal: 42318990 can be written as Forty-two million, three hundred eighteen thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 4.231899 × 107
Factors of 42318990
Divisors of 42318990
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 42 45 54 63 70 90 105 126 135 189 210 270 315 378 630 945 1890 22391 44782 67173 111955 134346 156737 201519 223910 313474 335865 403038 470211 604557 671730 783685 940422 1007595 1209114 1410633 1567370 2015190 2351055 2821266 3022785 4231899 4702110 6045570 7053165 8463798 14106330 21159495 42318990
- Sum of all divisors σ(n): 128977920
- Sum of proper divisors (its aliquot sum) s(n): 86658930
- 42318990 is an abundant number, because the sum of its proper divisors (86658930) is greater than itself. Its abundance is 44339940
Bases of 42318990
- Binary: 101000010110111100100011102
- Hexadecimal: 0x285BC8E
- Base-36: P71JI
Squares and roots of 42318990
- 42318990 squared (423189902) is 1790896914620100
- 42318990 cubed (423189903) is 75788948620838865699000
-
The
square root of 42318990 is 6505.3047584261 -
The
cube root of 42318990 is 348.4804600185
Scales and comparisons
How big is 42318990?- 42,318,990 seconds is equal to 1 year, 17 weeks, 6 days, 19 hours, 16 minutes, 30 seconds.
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To count from 1 to 42,318,990 would take you about 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 42318990 cubic inches would be around 29 feet tall.
Recreational maths with 42318990
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The information we have on file for 42318990 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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