51428391
51,428,391 is an odd composite number composed of five prime numbers multiplied together.
51428391 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 51428391:
3 × 73 × 23 × 41 × 53
(3 × 7 × 7 × 7 × 23 × 41 × 53)See below for interesting mathematical facts about the number 51428391 from the Numbermatics database.
Names of 51428391
- Cardinal: 51428391 can be written as Fifty-one million, four hundred twenty-eight thousand, three hundred ninety-one.
Scientific notation
- Scientific notation: 5.1428391 × 107
Factors of 51428391
Divisors of 51428391
- Number of divisors d(n): 64
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Complete list of divisors:
1 3 7 21 23 41 49 53 69 123 147 159 161 287 343 371 483 861 943 1029 1113 1127 1219 2009 2173 2597 2829 3381 3657 6027 6519 6601 7791 7889 8533 14063 15211 18179 19803 23667 25599 42189 45633 46207 49979 54537 59731 106477 138621 149937 179193 319431 323449 349853 418117 745339 970347 1049559 1254351 2236017 2448971 7346913 17142797 51428391
- Sum of all divisors σ(n): 87091200
- Sum of proper divisors (its aliquot sum) s(n): 35662809
- 51428391 is a deficient number, because the sum of its proper divisors (35662809) is less than itself. Its deficiency is 15765582
Bases of 51428391
- Binary: 110001000010111100001001112
- Hexadecimal: 0x310BC27
- Base-36: UMAEF
Squares and roots of 51428391
- 51428391 squared (514283912) is 2644879400848881
- 51428391 cubed (514283913) is 136021891974701983980471
-
The
square root of 51428391 is 7171.3590762143 -
The
cube root of 51428391 is 371.8784216525
Scales and comparisons
How big is 51428391?- 51,428,391 seconds is equal to 1 year, 33 weeks, 5 hours, 39 minutes, 51 seconds.
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To count from 1 to 51,428,391 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 51428391 cubic inches would be around 31 feet tall.
Recreational maths with 51428391
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The information we have on file for 51428391 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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