13898640
13,898,640 is an even composite number composed of five prime numbers multiplied together.
13898640 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of eighty divisors.
Prime factorization of 13898640:
24 × 3 × 5 × 7 × 8273
(2 × 2 × 2 × 2 × 3 × 5 × 7 × 8273)See below for interesting mathematical facts about the number 13898640 from the Numbermatics database.
Names of 13898640
- Cardinal: 13898640 can be written as Thirteen million, eight hundred ninety-eight thousand, six hundred forty.
Scientific notation
- Scientific notation: 1.389864 × 107
Factors of 13898640
Divisors of 13898640
- Number of divisors d(n): 80
-
Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 35 40 42 48 56 60 70 80 84 105 112 120 140 168 210 240 280 336 420 560 840 1680 8273 16546 24819 33092 41365 49638 57911 66184 82730 99276 115822 124095 132368 165460 173733 198552 231644 248190 289555 330920 347466 397104 463288 496380 579110 661840 694932 868665 926576 992760 1158220 1389864 1737330 1985520 2316440 2779728 3474660 4632880 6949320 13898640
- Sum of all divisors σ(n): 49246848
- Sum of proper divisors (its aliquot sum) s(n): 35348208
- 13898640 is an abundant number, because the sum of its proper divisors (35348208) is greater than itself. Its abundance is 21449568
Bases of 13898640
- Binary: 1101010000010011100100002
- Hexadecimal: 0xD41390
- Base-36: 89W9C
Squares and roots of 13898640
- 13898640 squared (138986402) is 193172193849600
- 13898640 cubed (138986403) is 2684830780325804544000
-
The
square root of 13898640 is 3728.0879817945 -
The
cube root of 13898640 is 240.4311693679
Scales and comparisons
How big is 13898640?- 13,898,640 seconds is equal to 22 weeks, 6 days, 20 hours, 44 minutes.
-
To count from 1 to 13,898,640 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 13898640 cubic inches would be around 20 feet tall.
Recreational maths with 13898640
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The information we have on file for 13898640 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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