399800142
399,800,142 is an even composite number composed of five prime numbers multiplied together.
399800142 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.
Prime factorization of 399800142:
2 × 32 × 7 × 47 × 67511
(2 × 3 × 3 × 7 × 47 × 67511)See below for interesting mathematical facts about the number 399800142 from the Numbermatics database.
Names of 399800142
- Cardinal: 399800142 can be written as Three hundred ninety-nine million, eight hundred thousand, one hundred forty-two.
Scientific notation
- Scientific notation: 3.99800142 × 108
Factors of 399800142
Divisors of 399800142
- Number of divisors d(n): 48
- Complete list of divisors:
- Sum of all divisors σ(n): 1011059712
- Sum of proper divisors (its aliquot sum) s(n): 611259570
- 399800142 is an abundant number, because the sum of its proper divisors (611259570) is greater than itself. Its abundance is 211459428
Bases of 399800142
- Binary: 101111101010001110111010011102
- Hexadecimal: 0x17D4774E
- Base-36: 6M13RI
Squares and roots of 399800142
- 399800142 squared (3998001422) is 159840153543220164
- 399800142 cubed (3998001423) is 63904116083881224704463288
-
The
square root of 399800142 is 19995.0029257313 -
The
cube root of 399800142 is 736.6835654235
Scales and comparisons
How big is 399800142?- 399,800,142 seconds is equal to 12 years, 37 weeks, 7 hours, 35 minutes, 42 seconds.
-
To count from 1 to 399,800,142 would take you about nineteen 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 399800142 cubic inches would be around 61.4 feet tall.
Recreational maths with 399800142
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