12888390
12,888,390 is an even composite number composed of six prime numbers multiplied together.
12888390 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 12888390:
2 × 3 × 5 × 43 × 97 × 103
See below for interesting mathematical facts about the number 12888390 from the Numbermatics database.
Names of 12888390
- Cardinal: 12888390 can be written as Twelve million, eight hundred eighty-eight thousand, three hundred ninety.
Scientific notation
- Scientific notation: 1.288839 × 107
Factors of 12888390
Divisors of 12888390
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 3 5 6 10 15 30 43 86 97 103 129 194 206 215 258 291 309 430 485 515 582 618 645 970 1030 1290 1455 1545 2910 3090 4171 4429 8342 8858 9991 12513 13287 19982 20855 22145 25026 26574 29973 41710 44290 49955 59946 62565 66435 99910 125130 132870 149865 299730 429613 859226 1288839 2148065 2577678 4296130 6444195 12888390
- Sum of all divisors σ(n): 32288256
- Sum of proper divisors (its aliquot sum) s(n): 19399866
- 12888390 is an abundant number, because the sum of its proper divisors (19399866) is greater than itself. Its abundance is 6511476
Bases of 12888390
- Binary: 1100010010101001010001102
- Hexadecimal: 0xC4A946
- Base-36: 7O8QU
Squares and roots of 12888390
- 12888390 squared (128883902) is 166110596792100
- 12888390 cubed (128883903) is 2140898154589333719000
-
The
square root of 12888390 is 3590.0403897449 -
The
cube root of 12888390 is 234.4586300667
Scales and comparisons
How big is 12888390?- 12,888,390 seconds is equal to 21 weeks, 2 days, 4 hours, 6 minutes, 30 seconds.
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To count from 1 to 12,888,390 would take you about thirty-one 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 12888390 cubic inches would be around 19.5 feet tall.
Recreational maths with 12888390
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The information we have on file for 12888390 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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