9990991080
9,990,991,080 is an even composite number composed of five prime numbers multiplied together.
9990991080 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 9990991080:
23 × 32 × 5 × 7 × 3964679
(2 × 2 × 2 × 3 × 3 × 5 × 7 × 3964679)See below for interesting mathematical facts about the number 9990991080 from the Numbermatics database.
Names of 9990991080
- Cardinal: 9990991080 can be written as Nine billion, nine hundred ninety million, nine hundred ninety-one thousand and eighty.
Scientific notation
- Scientific notation: 9.99099108 × 109
Factors of 9990991080
Divisors of 9990991080
- Number of divisors d(n): 96
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Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 28 30 35 36 40 42 45 56 60 63 70 72 84 90 105 120 126 140 168 180 210 252 280 315 360 420 504 630 840 1260 2520 3964679 7929358 11894037 15858716 19823395 23788074 27752753 31717432 35682111 39646790 47576148 55505506 59470185 71364222 79293580 83258259 95152296 111011012 118940370 138763765 142728444 158587160 166516518 178410555 222022024 237880740 249774777 277527530 285456888 333033036 356821110 416291295 475761480 499549554 555055060 666066072 713642220 832582590 999099108 1110110120 1248873885 1427284440 1665165180 1998198216 2497747770 3330330360 4995495540 9990991080
- Sum of all divisors σ(n): 37109404800
- Sum of proper divisors (its aliquot sum) s(n): 27118413720
- 9990991080 is an abundant number, because the sum of its proper divisors (27118413720) is greater than itself. Its abundance is 17127422640
Bases of 9990991080
- Binary: 10010100111000001001101100111010002
- Hexadecimal: 0x253826CE8
- Base-36: 4L8DM20
Squares and roots of 9990991080
- 9990991080 squared (99909910802) is 99819902760639566400
- 9990991080 cubed (99909910803) is 997299758088017282997467712000
-
The
square root of 9990991080 is 99954.9452503477 -
The
cube root of 9990991080 is 2153.7875246587
Scales and comparisons
How big is 9990991080?- 9,990,991,080 seconds is equal to 317 years, 35 weeks, 3 days, 11 hours, 18 minutes.
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To count from 1 to 9,990,991,080 would take you about six hundred thirty-five 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 9990991080 cubic inches would be around 179.5 feet tall.
Recreational maths with 9990991080
- 9990991080 backwards is 0801990999
- The number of decimal digits it has is: 10
- The sum of 9990991080's digits is 54
- More coming soon!
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