13889642
13,889,642 is an even composite number composed of four prime numbers multiplied together.
13889642 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.
Prime factorization of 13889642:
2 × 13 × 719 × 743
See below for interesting mathematical facts about the number 13889642 from the Numbermatics database.
Names of 13889642
- Cardinal: 13889642 can be written as Thirteen million, eight hundred eighty-nine thousand, six hundred forty-two.
Scientific notation
- Scientific notation: 1.3889642 × 107
Factors of 13889642
Divisors of 13889642
Bases of 13889642
- Binary: 1101001111110000011010102
- Hexadecimal: 0xD3F06A
- Base-36: 89PBE
Squares and roots of 13889642
- 13889642 squared (138896422) is 192922154888164
- 13889642 cubed (138896423) is 2679619665265147997288
-
The
square root of 13889642 is 3726.8810015883 -
The
cube root of 13889642 is 240.3792730027
Scales and comparisons
How big is 13889642?- 13,889,642 seconds is equal to 22 weeks, 6 days, 18 hours, 14 minutes, 2 seconds.
-
To count from 1 to 13,889,642 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 13889642 cubic inches would be around 20 feet tall.
Recreational maths with 13889642
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