481397920
481,397,920 is an even composite number composed of four prime numbers multiplied together.
481397920 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.
Prime factorization of 481397920:
25 × 5 × 251 × 11987
(2 × 2 × 2 × 2 × 2 × 5 × 251 × 11987)See below for interesting mathematical facts about the number 481397920 from the Numbermatics database.
Names of 481397920
- Cardinal: 481397920 can be written as Four hundred eighty-one million, three hundred ninety-seven thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 4.8139792 × 108
Factors of 481397920
Divisors of 481397920
- Number of divisors d(n): 48
- Complete list of divisors:
- Sum of all divisors σ(n): 1141928928
- Sum of proper divisors (its aliquot sum) s(n): 660531008
- 481397920 is an abundant number, because the sum of its proper divisors (660531008) is greater than itself. Its abundance is 179133088
Bases of 481397920
- Binary: 111001011000110001100101000002
- Hexadecimal: 0x1CB18CA0
- Base-36: 7YM10G
Squares and roots of 481397920
- 481397920 squared (4813979202) is 231743957380326400
- 481397920 cubed (4813979203) is 111561059055457777881088000
-
The
square root of 481397920 is 21940.7821191497 -
The
cube root of 481397920 is 783.7328848455
Scales and comparisons
How big is 481397920?- 481,397,920 seconds is equal to 15 years, 15 weeks, 6 days, 17 hours, 38 minutes, 40 seconds.
-
To count from 1 to 481,397,920 would take you about twenty-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 481397920 cubic inches would be around 65.3 feet tall.
Recreational maths with 481397920
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