990153642
990,153,642 is an even composite number composed of four prime numbers multiplied together.
990153642 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.
Prime factorization of 990153642:
2 × 3 × 1367 × 120721
See below for interesting mathematical facts about the number 990153642 from the Numbermatics database.
Names of 990153642
- Cardinal: 990153642 can be written as Nine hundred ninety million, one hundred fifty-three thousand, six hundred forty-two.
Scientific notation
- Scientific notation: 9.90153642 × 108
Factors of 990153642
Divisors of 990153642
- Number of divisors d(n): 16
- Complete list of divisors:
- Sum of all divisors σ(n): 1981772352
- Sum of proper divisors (its aliquot sum) s(n): 991618710
- 990153642 is an abundant number, because the sum of its proper divisors (991618710) is greater than itself. Its abundance is 1465068
Bases of 990153642
- Binary: 1110110000010010001011101010102
- Hexadecimal: 0x3B048BAA
- Base-36: GDIFFU
Squares and roots of 990153642
- 990153642 squared (9901536422) is 980404234765864164
- 990153642 cubed (9901536423) is 970750823685643419261885288
-
The
square root of 990153642 is 31466.7068820365 -
The
cube root of 990153642 is 996.7070490431
Scales and comparisons
How big is 990153642?- 990,153,642 seconds is equal to 31 years, 25 weeks, 1 day, 2 hours, 40 minutes, 42 seconds.
-
To count from 1 to 990,153,642 would take you about forty-seven 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 990153642 cubic inches would be around 83.1 feet tall.
Recreational maths with 990153642
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