20489172
20,489,172 is an even composite number composed of five prime numbers multiplied together.
20489172 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 20489172:
22 × 3 × 112 × 103 × 137
(2 × 2 × 3 × 11 × 11 × 103 × 137)See below for interesting mathematical facts about the number 20489172 from the Numbermatics database.
Names of 20489172
- Cardinal: 20489172 can be written as Twenty million, four hundred eighty-nine thousand, one hundred seventy-two.
Scientific notation
- Scientific notation: 2.0489172 × 107
Factors of 20489172
Divisors of 20489172
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 3 4 6 11 12 22 33 44 66 103 121 132 137 206 242 274 309 363 411 412 484 548 618 726 822 1133 1236 1452 1507 1644 2266 3014 3399 4521 4532 6028 6798 9042 12463 13596 14111 16577 18084 24926 28222 33154 37389 42333 49731 49852 56444 66308 74778 84666 99462 149556 155221 169332 198924 310442 465663 620884 931326 1707431 1862652 3414862 5122293 6829724 10244586 20489172
- Sum of all divisors σ(n): 53446848
- Sum of proper divisors (its aliquot sum) s(n): 32957676
- 20489172 is an abundant number, because the sum of its proper divisors (32957676) is greater than itself. Its abundance is 12468504
Bases of 20489172
- Binary: 10011100010100011110101002
- Hexadecimal: 0x138A3D4
- Base-36: C75JO
Squares and roots of 20489172
- 20489172 squared (204891722) is 419806169245584
- 20489172 cubed (204891723) is 8601480808333880816448
-
The
square root of 20489172 is 4526.4966585649 -
The
cube root of 20489172 is 273.6369888605
Scales and comparisons
How big is 20489172?- 20,489,172 seconds is equal to 33 weeks, 6 days, 3 hours, 26 minutes, 12 seconds.
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To count from 1 to 20,489,172 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 20489172 cubic inches would be around 22.8 feet tall.
Recreational maths with 20489172
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"Number 20489172 - Facts about the integer". Numbermatics.com. 2024. Web. 16 May 2024.
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Numbermatics. (2024). Number 20489172 - Facts about the integer. Retrieved 16 May 2024, from https://numbermatics.com/n/20489172/
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The information we have on file for 20489172 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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