990921016
990,921,016 is an even composite number composed of four prime numbers multiplied together.
990921016 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 990921016:
23 × 792 × 89 × 223
(2 × 2 × 2 × 79 × 79 × 89 × 223)See below for interesting mathematical facts about the number 990921016 from the Numbermatics database.
Names of 990921016
- Cardinal: 990921016 can be written as Nine hundred ninety million, nine hundred twenty-one thousand and sixteen.
Scientific notation
- Scientific notation: 9.90921016 × 108
Factors of 990921016
Divisors of 990921016
- Number of divisors d(n): 48
- Complete list of divisors:
- Sum of all divisors σ(n): 1911470400
- Sum of proper divisors (its aliquot sum) s(n): 920549384
- 990921016 is a deficient number, because the sum of its proper divisors (920549384) is less than itself. Its deficiency is 70371632
Bases of 990921016
- Binary: 1110110001000001000001001110002
- Hexadecimal: 0x3B104138
- Base-36: GDYVJS
Squares and roots of 990921016
- 990921016 squared (9909210162) is 981924459950472256
- 990921016 cubed (9909210163) is 973009583489373277595332096
-
The
square root of 990921016 is 31478.8979476729 -
The
cube root of 990921016 is 996.9644668619
Scales and comparisons
How big is 990921016?- 990,921,016 seconds is equal to 31 years, 26 weeks, 2 days, 23 hours, 50 minutes, 16 seconds.
-
To count from 1 to 990,921,016 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 990921016 cubic inches would be around 83.1 feet tall.
Recreational maths with 990921016
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