55455990
55,455,990 is an even composite number composed of six prime numbers multiplied together.
55455990 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 55455990:
2 × 3 × 5 × 23 × 179 × 449
See below for interesting mathematical facts about the number 55455990 from the Numbermatics database.
Names of 55455990
- Cardinal: 55455990 can be written as Fifty-five million, four hundred fifty-five thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 5.545599 × 107
Factors of 55455990
Divisors of 55455990
- Number of divisors d(n): 64
-
Complete list of divisors:
1 2 3 5 6 10 15 23 30 46 69 115 138 179 230 345 358 449 537 690 895 898 1074 1347 1790 2245 2685 2694 4117 4490 5370 6735 8234 10327 12351 13470 20585 20654 24702 30981 41170 51635 61755 61962 80371 103270 123510 154905 160742 241113 309810 401855 482226 803710 1205565 1848533 2411130 3697066 5545599 9242665 11091198 18485330 27727995 55455990
- Sum of all divisors σ(n): 139968000
- Sum of proper divisors (its aliquot sum) s(n): 84512010
- 55455990 is an abundant number, because the sum of its proper divisors (84512010) is greater than itself. Its abundance is 29056020
Bases of 55455990
- Binary: 110100111000110000111101102
- Hexadecimal: 0x34E30F6
- Base-36: X0M46
Squares and roots of 55455990
- 55455990 squared (554559902) is 3075366826880100
- 55455990 cubed (554559903) is 170547511997794556799000
-
The
square root of 55455990 is 7446.8778692819 -
The
cube root of 55455990 is 381.3433296549
Scales and comparisons
How big is 55455990?- 55,455,990 seconds is equal to 1 year, 39 weeks, 4 days, 20 hours, 26 minutes, 30 seconds.
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To count from 1 to 55,455,990 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 55455990 cubic inches would be around 31.8 feet tall.
Recreational maths with 55455990
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The information we have on file for 55455990 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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