990444445
990,444,445 is an odd composite number composed of four prime numbers multiplied together.
990444445 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.
Prime factorization of 990444445:
5 × 19 × 521 × 20011
See below for interesting mathematical facts about the number 990444445 from the Numbermatics database.
Names of 990444445
- Cardinal: 990444445 can be written as Nine hundred ninety million, four hundred forty-four thousand, four hundred forty-five.
Scientific notation
- Scientific notation: 9.90444445 × 108
Factors of 990444445
Divisors of 990444445
- Number of divisors d(n): 16
- Complete list of divisors:
- Sum of all divisors σ(n): 1253551680
- Sum of proper divisors (its aliquot sum) s(n): 263107235
- 990444445 is a deficient number, because the sum of its proper divisors (263107235) is less than itself. Its deficiency is 727337210
Bases of 990444445
- Binary: 1110110000100011111011100111012
- Hexadecimal: 0x3B08FB9D
- Base-36: GDONTP
Squares and roots of 990444445
- 990444445 squared (9904444452) is 980980198631358025
- 990444445 cubed (9904444453) is 971606388389425158667421125
-
The
square root of 990444445 is 31471.3273472855 -
The
cube root of 990444445 is 996.8046153927
Scales and comparisons
How big is 990444445?- 990,444,445 seconds is equal to 31 years, 25 weeks, 4 days, 11 hours, 27 minutes, 25 seconds.
-
To count from 1 to 990,444,445 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 990444445 cubic inches would be around 83.1 feet tall.
Recreational maths with 990444445
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