668231742
668,231,742 is an even composite number composed of four prime numbers multiplied together.
668231742 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.
Prime factorization of 668231742:
2 × 3 × 232 × 210533
(2 × 3 × 23 × 23 × 210533)See below for interesting mathematical facts about the number 668231742 from the Numbermatics database.
Names of 668231742
- Cardinal: 668231742 can be written as Six hundred sixty-eight million, two hundred thirty-one thousand, seven hundred forty-two.
Scientific notation
- Scientific notation: 6.68231742 × 108
Factors of 668231742
Divisors of 668231742
- Number of divisors d(n): 24
- Complete list of divisors:
- Sum of all divisors σ(n): 1397103624
- Sum of proper divisors (its aliquot sum) s(n): 728871882
- 668231742 is an abundant number, because the sum of its proper divisors (728871882) is greater than itself. Its abundance is 60640140
Bases of 668231742
- Binary: 1001111101010001101000001111102
- Hexadecimal: 0x27D4683E
- Base-36: B1UIWU
Squares and roots of 668231742
- 668231742 squared (6682317422) is 446533661016354564
- 668231742 cubed (6682317423) is 298387966162596100791370488
-
The
square root of 668231742 is 25850.1787614709 -
The
cube root of 668231742 is 874.2635401011
Scales and comparisons
How big is 668231742?- 668,231,742 seconds is equal to 21 years, 12 weeks, 6 days, 3 hours, 55 minutes, 42 seconds.
-
To count from 1 to 668,231,742 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 668231742 cubic inches would be around 72.9 feet tall.
Recreational maths with 668231742
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