3990442120
3,990,442,120 is an even composite number composed of five prime numbers multiplied together.
3990442120 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 3990442120:
23 × 5 × 7 × 163 × 87433
(2 × 2 × 2 × 5 × 7 × 163 × 87433)See below for interesting mathematical facts about the number 3990442120 from the Numbermatics database.
Names of 3990442120
- Cardinal: 3990442120 can be written as Three billion, nine hundred ninety million, four hundred forty-two thousand, one hundred twenty.
Scientific notation
- Scientific notation: 3.99044212 × 109
Factors of 3990442120
Divisors of 3990442120
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 163 280 326 652 815 1141 1304 1630 2282 3260 4564 5705 6520 9128 11410 22820 45640 87433 174866 349732 437165 612031 699464 874330 1224062 1748660 2448124 3060155 3497320 4896248 6120310 12240620 14251579 24481240 28503158 57006316 71257895 99761053 114012632 142515790 199522106 285031580 399044212 498805265 570063160 798088424 997610530 1995221060 3990442120
- Sum of all divisors σ(n): 10324206720
- Sum of proper divisors (its aliquot sum) s(n): 6333764600
- 3990442120 is an abundant number, because the sum of its proper divisors (6333764600) is greater than itself. Its abundance is 2343322480
Bases of 3990442120
- Binary: 111011011101100101010000100010002
- Hexadecimal: 0xEDD95088
- Base-36: 1TZT0UG
Squares and roots of 3990442120
- 3990442120 squared (39904421202) is 15923628313070094400
- 3990442120 cubed (39904421203) is 63542317123699451206136128000
-
The
square root of 3990442120 is 63169.9463352629 -
The
cube root of 3990442120 is 1586.1356945239
Scales and comparisons
How big is 3990442120?- 3,990,442,120 seconds is equal to 126 years, 45 weeks, 6 days, 16 hours, 8 minutes, 40 seconds.
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To count from 1 to 3,990,442,120 would take you about two hundred fifty-three 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 3990442120 cubic inches would be around 132.2 feet tall.
Recreational maths with 3990442120
- 3990442120 backwards is 0212440993
- The number of decimal digits it has is: 10
- The sum of 3990442120's digits is 34
- More coming soon!
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