13887225
13,887,225 is an odd composite number composed of five prime numbers multiplied together.
13887225 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 13887225:
32 × 52 × 11 × 31 × 181
(3 × 3 × 5 × 5 × 11 × 31 × 181)See below for interesting mathematical facts about the number 13887225 from the Numbermatics database.
Names of 13887225
- Cardinal: 13887225 can be written as Thirteen million, eight hundred eighty-seven thousand, two hundred twenty-five.
Scientific notation
- Scientific notation: 1.3887225 × 107
Factors of 13887225
Divisors of 13887225
- Number of divisors d(n): 72
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Complete list of divisors:
1 3 5 9 11 15 25 31 33 45 55 75 93 99 155 165 181 225 275 279 341 465 495 543 775 825 905 1023 1395 1629 1705 1991 2325 2475 2715 3069 4525 5115 5611 5973 6975 8145 8525 9955 13575 15345 16833 17919 25575 28055 29865 40725 49775 50499 61721 76725 84165 89595 140275 149325 185163 252495 308605 420825 447975 555489 925815 1262475 1543025 2777445 4629075 13887225
- Sum of all divisors σ(n): 28164864
- Sum of proper divisors (its aliquot sum) s(n): 14277639
- 13887225 is an abundant number, because the sum of its proper divisors (14277639) is greater than itself. Its abundance is 390414
Bases of 13887225
- Binary: 1101001111100110111110012
- Hexadecimal: 0xD3E6F9
- Base-36: 89NG9
Squares and roots of 13887225
- 13887225 squared (138872252) is 192855018200625
- 13887225 cubed (138872253) is 2678221030131174515625
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The
square root of 13887225 is 3726.5567216937 -
The
cube root of 13887225 is 240.3653290291
Scales and comparisons
How big is 13887225?- 13,887,225 seconds is equal to 22 weeks, 6 days, 17 hours, 33 minutes, 45 seconds.
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To count from 1 to 13,887,225 would take you about thirty-four 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 13887225 cubic inches would be around 20 feet tall.
Recreational maths with 13887225
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The information we have on file for 13887225 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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