189439920
189,439,920 is an even composite number composed of four prime numbers multiplied together.
189439920 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixty divisors.
Prime factorization of 189439920:
24 × 32 × 5 × 263111
(2 × 2 × 2 × 2 × 3 × 3 × 5 × 263111)See below for interesting mathematical facts about the number 189439920 from the Numbermatics database.
Names of 189439920
- Cardinal: 189439920 can be written as One hundred eighty-nine million, four hundred thirty-nine thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.8943992 × 108
Factors of 189439920
Divisors of 189439920
- Number of divisors d(n): 60
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 45 48 60 72 80 90 120 144 180 240 360 720 263111 526222 789333 1052444 1315555 1578666 2104888 2367999 2631110 3157332 3946665 4209776 4735998 5262220 6314664 7893330 9471996 10524440 11839995 12629328 15786660 18943992 21048880 23679990 31573320 37887984 47359980 63146640 94719960 189439920
- Sum of all divisors σ(n): 636204816
- Sum of proper divisors (its aliquot sum) s(n): 446764896
- 189439920 is an abundant number, because the sum of its proper divisors (446764896) is greater than itself. Its abundance is 257324976
Bases of 189439920
- Binary: 10110100101010011111101100002
- Hexadecimal: 0xB4A9FB0
- Base-36: 34SCS0
Squares and roots of 189439920
- 189439920 squared (1894399202) is 35887483289606400
- 189439920 cubed (1894399203) is 6798521963384373247488000
-
The
square root of 189439920 is 13763.7175210769 -
The
cube root of 189439920 is 574.3242673201
Scales and comparisons
How big is 189439920?- 189,439,920 seconds is equal to 6 years, 1 week, 1 day, 14 hours, 12 minutes.
-
To count from 1 to 189,439,920 would take you about nine 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 189439920 cubic inches would be around 47.9 feet tall.
Recreational maths with 189439920
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The information we have on file for 189439920 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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