1998913920
1,998,913,920 is an even composite number composed of five prime numbers multiplied together.
1998913920 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 1998913920:
27 × 3 × 5 × 97 × 10733
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 97 × 10733)See below for interesting mathematical facts about the number 1998913920 from the Numbermatics database.
Names of 1998913920
- Cardinal: 1998913920 can be written as One billion, nine hundred ninety-eight million, nine hundred thirteen thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.99891392 × 109
Factors of 1998913920
Divisors of 1998913920
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 97 120 128 160 192 194 240 291 320 384 388 480 485 582 640 776 960 970 1164 1455 1552 1920 1940 2328 2910 3104 3880 4656 5820 6208 7760 9312 10733 11640 12416 15520 18624 21466 23280 31040 32199 37248 42932 46560 53665 62080 64398 85864 93120 107330 128796 160995 171728 186240 214660 257592 321990 343456 429320 515184 643980 686912 858640 1030368 1041101 1287960 1373824 1717280 2060736 2082202 2575920 3123303 3434560 4121472 4164404 5151840 5205505 6246606 6869120 8328808 10303680 10411010 12493212 15616515 16657616 20607360 20822020 24986424 31233030 33315232 41644040 49972848 62466060 66630464 83288080 99945696 124932120 133260928 166576160 199891392 249864240 333152320 399782784 499728480 666304640 999456960 1998913920
- Sum of all divisors σ(n): 6437823840
- Sum of proper divisors (its aliquot sum) s(n): 4438909920
- 1998913920 is an abundant number, because the sum of its proper divisors (4438909920) is greater than itself. Its abundance is 2439996000
Bases of 1998913920
- Binary: 11101110010010100000001100000002
- Hexadecimal: 0x77250180
- Base-36: X23NUO
Squares and roots of 1998913920
- 1998913920 squared (19989139202) is 3995656859569766400
- 1998913920 cubed (19989139203) is 7986974116137491268108288000
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The
square root of 1998913920 is 44709.2151575041 -
The
cube root of 1998913920 is 1259.6929460909
Scales and comparisons
How big is 1998913920?- 1,998,913,920 seconds is equal to 63 years, 29 weeks, 13 hours, 52 minutes.
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To count from 1 to 1,998,913,920 would take you about one hundred twenty-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 1998913920 cubic inches would be around 105 feet tall.
Recreational maths with 1998913920
- 1998913920 backwards is 0293198991
- The number of decimal digits it has is: 10
- The sum of 1998913920's digits is 51
- More coming soon!
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The information we have on file for 1998913920 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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