21029694
21,029,694 is an even composite number composed of five prime numbers multiplied together.
21029694 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 21029694:
2 × 3 × 7 × 193 × 73
(2 × 3 × 7 × 19 × 19 × 19 × 73)See below for interesting mathematical facts about the number 21029694 from the Numbermatics database.
Names of 21029694
- Cardinal: 21029694 can be written as Twenty-one million, twenty-nine thousand, six hundred ninety-four.
Scientific notation
- Scientific notation: 2.1029694 × 107
Factors of 21029694
Divisors of 21029694
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 3 6 7 14 19 21 38 42 57 73 114 133 146 219 266 361 399 438 511 722 798 1022 1083 1387 1533 2166 2527 2774 3066 4161 5054 6859 7581 8322 9709 13718 15162 19418 20577 26353 29127 41154 48013 52706 58254 79059 96026 144039 158118 184471 288078 368942 500707 553413 1001414 1106826 1502121 3004242 3504949 7009898 10514847 21029694
- Sum of all divisors σ(n): 51432960
- Sum of proper divisors (its aliquot sum) s(n): 30403266
- 21029694 is an abundant number, because the sum of its proper divisors (30403266) is greater than itself. Its abundance is 9373572
Bases of 21029694
- Binary: 10100000011100011001111102
- Hexadecimal: 0x140E33E
- Base-36: CIQM6
Squares and roots of 21029694
- 21029694 squared (210296942) is 442248029733636
- 21029694 cubed (210296943) is 9300340737401266587384
-
The
square root of 21029694 is 4585.8144314833 -
The
cube root of 21029694 is 276.0223936881
Scales and comparisons
How big is 21029694?- 21,029,694 seconds is equal to 34 weeks, 5 days, 9 hours, 34 minutes, 54 seconds.
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To count from 1 to 21,029,694 would take you about two hours!
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 21029694 cubic inches would be around 23 feet tall.
Recreational maths with 21029694
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The information we have on file for 21029694 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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