20389494
20,389,494 is an even composite number composed of six prime numbers multiplied together.
20389494 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 20389494:
2 × 3 × 17 × 29 × 61 × 113
See below for interesting mathematical facts about the number 20389494 from the Numbermatics database.
Names of 20389494
- Cardinal: 20389494 can be written as Twenty million, three hundred eighty-nine thousand, four hundred ninety-four.
Scientific notation
- Scientific notation: 2.0389494 × 107
Factors of 20389494
Divisors of 20389494
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 3 6 17 29 34 51 58 61 87 102 113 122 174 183 226 339 366 493 678 986 1037 1479 1769 1921 2074 2958 3111 3277 3538 3842 5307 5763 6222 6554 6893 9831 10614 11526 13786 19662 20679 30073 41358 55709 60146 90219 111418 117181 167127 180438 199897 234362 334254 351543 399794 599691 703086 1199382 3398249 6796498 10194747 20389494
- Sum of all divisors σ(n): 45800640
- Sum of proper divisors (its aliquot sum) s(n): 25411146
- 20389494 is an abundant number, because the sum of its proper divisors (25411146) is greater than itself. Its abundance is 5021652
Bases of 20389494
- Binary: 10011011100011110011101102
- Hexadecimal: 0x1371E76
- Base-36: C50MU
Squares and roots of 20389494
- 20389494 squared (203894942) is 415731465576036
- 20389494 cubed (203894943) is 8476554222973792565784
-
The
square root of 20389494 is 4515.4727327267 -
The
cube root of 20389494 is 273.1925274509
Scales and comparisons
How big is 20389494?- 20,389,494 seconds is equal to 33 weeks, 4 days, 23 hours, 44 minutes, 54 seconds.
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To count from 1 to 20,389,494 would take you about fifty 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 20389494 cubic inches would be around 22.8 feet tall.
Recreational maths with 20389494
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The information we have on file for 20389494 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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