12985520
12,985,520 is an even composite number composed of five prime numbers multiplied together.
12985520 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 12985520:
24 × 5 × 37 × 41 × 107
(2 × 2 × 2 × 2 × 5 × 37 × 41 × 107)See below for interesting mathematical facts about the number 12985520 from the Numbermatics database.
Names of 12985520
- Cardinal: 12985520 can be written as Twelve million, nine hundred eighty-five thousand, five hundred twenty.
Scientific notation
- Scientific notation: 1.298552 × 107
Factors of 12985520
Divisors of 12985520
- Number of divisors d(n): 80
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Complete list of divisors:
1 2 4 5 8 10 16 20 37 40 41 74 80 82 107 148 164 185 205 214 296 328 370 410 428 535 592 656 740 820 856 1070 1480 1517 1640 1712 2140 2960 3034 3280 3959 4280 4387 6068 7585 7918 8560 8774 12136 15170 15836 17548 19795 21935 24272 30340 31672 35096 39590 43870 60680 63344 70192 79180 87740 121360 158360 162319 175480 316720 324638 350960 649276 811595 1298552 1623190 2597104 3246380 6492760 12985520
- Sum of all divisors σ(n): 32060448
- Sum of proper divisors (its aliquot sum) s(n): 19074928
- 12985520 is an abundant number, because the sum of its proper divisors (19074928) is greater than itself. Its abundance is 6089408
Bases of 12985520
- Binary: 1100011000100100101100002
- Hexadecimal: 0xC624B0
- Base-36: 7QBOW
Squares and roots of 12985520
- 12985520 squared (129855202) is 168623729670400
- 12985520 cubed (129855203) is 2189666814109572608000
-
The
square root of 12985520 is 3603.5427012871 -
The
cube root of 12985520 is 235.0461355021
Scales and comparisons
How big is 12985520?- 12,985,520 seconds is equal to 21 weeks, 3 days, 7 hours, 5 minutes, 20 seconds.
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To count from 1 to 12,985,520 would take you about thirty-two 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 12985520 cubic inches would be around 19.6 feet tall.
Recreational maths with 12985520
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The information we have on file for 12985520 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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