990200128
990,200,128 is an even composite number composed of three prime numbers multiplied together.
990200128 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of forty-two divisors.
Prime factorization of 990200128:
26 × 292 × 18397
(2 × 2 × 2 × 2 × 2 × 2 × 29 × 29 × 18397)See below for interesting mathematical facts about the number 990200128 from the Numbermatics database.
Names of 990200128
- Cardinal: 990200128 can be written as Nine hundred ninety million, two hundred thousand, one hundred twenty-eight.
Scientific notation
- Scientific notation: 9.90200128 × 108
Factors of 990200128
Divisors of 990200128
- Number of divisors d(n): 42
- Complete list of divisors:
- Sum of all divisors σ(n): 2035131566
- Sum of proper divisors (its aliquot sum) s(n): 1044931438
- 990200128 is an abundant number, because the sum of its proper divisors (1044931438) is greater than itself. Its abundance is 54731310
Bases of 990200128
- Binary: 1110110000010101000001010000002
- Hexadecimal: 0x3B054140
- Base-36: GDJFB4
Squares and roots of 990200128
- 990200128 squared (9902001282) is 980496293491216384
- 990200128 cubed (9902001283) is 970887555318528030312497152
-
The
square root of 990200128 is 31467.4455270841 -
The
cube root of 990200128 is 996.7226466893
Scales and comparisons
How big is 990200128?- 990,200,128 seconds is equal to 31 years, 25 weeks, 1 day, 15 hours, 35 minutes, 28 seconds.
-
To count from 1 to 990,200,128 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 990200128 cubic inches would be around 83.1 feet tall.
Recreational maths with 990200128
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