20855968
20,855,968 is an even composite number composed of four prime numbers multiplied together.
20855968 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 20855968:
25 × 72 × 47 × 283
(2 × 2 × 2 × 2 × 2 × 7 × 7 × 47 × 283)See below for interesting mathematical facts about the number 20855968 from the Numbermatics database.
Names of 20855968
- Cardinal: 20855968 can be written as Twenty million, eight hundred fifty-five thousand, nine hundred sixty-eight.
Scientific notation
- Scientific notation: 2.0855968 × 107
Factors of 20855968
Divisors of 20855968
- Number of divisors d(n): 72
-
Complete list of divisors:
1 2 4 7 8 14 16 28 32 47 49 56 94 98 112 188 196 224 283 329 376 392 566 658 752 784 1132 1316 1504 1568 1981 2264 2303 2632 3962 4528 4606 5264 7924 9056 9212 10528 13301 13867 15848 18424 26602 27734 31696 36848 53204 55468 63392 73696 93107 106408 110936 186214 212816 221872 372428 425632 443744 651749 744856 1303498 1489712 2606996 2979424 5213992 10427984 20855968
- Sum of all divisors σ(n): 48952512
- Sum of proper divisors (its aliquot sum) s(n): 28096544
- 20855968 is an abundant number, because the sum of its proper divisors (28096544) is greater than itself. Its abundance is 7240576
Bases of 20855968
- Binary: 10011111000111100101000002
- Hexadecimal: 0x13E3CA0
- Base-36: CF0KG
Squares and roots of 20855968
- 20855968 squared (208559682) is 434971401217024
- 20855968 cubed (208559683) is 9071749624697413599232
-
The
square root of 20855968 is 4566.8334762721 -
The
cube root of 20855968 is 275.2602187043
Scales and comparisons
How big is 20855968?- 20,855,968 seconds is equal to 34 weeks, 3 days, 9 hours, 19 minutes, 28 seconds.
-
To count from 1 to 20,855,968 would take you about fifty-one weeks!
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 20855968 cubic inches would be around 22.9 feet tall.
Recreational maths with 20855968
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The information we have on file for 20855968 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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