668498425
668,498,425 is an odd composite number composed of four prime numbers multiplied together.
668498425 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 668498425:
52 × 75 × 37 × 43
(5 × 5 × 7 × 7 × 7 × 7 × 7 × 37 × 43)See below for interesting mathematical facts about the number 668498425 from the Numbermatics database.
Names of 668498425
- Cardinal: 668498425 can be written as Six hundred sixty-eight million, four hundred ninety-eight thousand, four hundred twenty-five.
Scientific notation
- Scientific notation: 6.68498425 × 108
Factors of 668498425
Divisors of 668498425
- Number of divisors d(n): 72
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Complete list of divisors:
1 5 7 25 35 37 43 49 175 185 215 245 259 301 343 925 1075 1225 1295 1505 1591 1715 1813 2107 2401 6475 7525 7955 8575 9065 10535 11137 12005 12691 14749 16807 39775 45325 52675 55685 60025 63455 73745 77959 84035 88837 103243 278425 317275 368725 389795 420175 444185 516215 545713 621859 722701 1948975 2220925 2581075 2728565 3109295 3613505 3819991 13642825 15546475 18067525 19099955 26739937 95499775 133699685 668498425
- Sum of all divisors σ(n): 1016321856
- Sum of proper divisors (its aliquot sum) s(n): 347823431
- 668498425 is a deficient number, because the sum of its proper divisors (347823431) is less than itself. Its deficiency is 320674994
Bases of 668498425
- Binary: 1001111101100001111001111110012
- Hexadecimal: 0x27D879F9
- Base-36: B208OP
Squares and roots of 668498425
- 668498425 squared (6684984252) is 446890144227480625
- 668498425 cubed (6684984253) is 298745357564093639530515625
-
The
square root of 668498425 is 25855.3364897849 -
The
cube root of 668498425 is 874.3798272113
Scales and comparisons
How big is 668498425?- 668,498,425 seconds is equal to 21 years, 13 weeks, 2 days, 6 hours, 25 seconds.
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To count from 1 to 668,498,425 would take you about thirty-one 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 668498425 cubic inches would be around 72.9 feet tall.
Recreational maths with 668498425
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