13997994728
13,997,994,728 is an even composite number composed of five prime numbers multiplied together.
13997994728 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 13997994728:
23 × 97 × 137 × 353 × 373
(2 × 2 × 2 × 97 × 137 × 353 × 373)See below for interesting mathematical facts about the number 13997994728 from the Numbermatics database.
Names of 13997994728
- Cardinal: 13997994728 can be written as Thirteen billion, nine hundred ninety-seven million, nine hundred ninety-four thousand, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 1.3997994728 × 1010
Factors of 13997994728
Divisors of 13997994728
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 4 8 97 137 194 274 353 373 388 548 706 746 776 1096 1412 1492 2824 2984 13289 26578 34241 36181 48361 51101 53156 68482 72362 96722 102202 106312 131669 136964 144724 193444 204404 263338 273928 289448 386888 408808 526676 1053352 4691017 4956797 9382034 9913594 12771893 18038653 18764068 19827188 25543786 36077306 37528136 39654376 51087572 72154612 102175144 144309224 1749749341 3499498682 6998997364 13997994728
- Sum of all divisors σ(n): 26857852560
- Sum of proper divisors (its aliquot sum) s(n): 12859857832
- 13997994728 is a deficient number, because the sum of its proper divisors (12859857832) is less than itself. Its deficiency is 1138136896
Bases of 13997994728
- Binary: 11010000100101100001110010111010002
- Hexadecimal: 0x3425872E8
- Base-36: 6FI1LUW
Squares and roots of 13997994728
- 13997994728 squared (139979947282) is 195943856405115793984
- 13997994728 cubed (139979947283) is 2742821068942799916417566116352
-
The
square root of 13997994728 is 118313.1215377231 -
The
cube root of 13997994728 is 2410.0271874713
Scales and comparisons
How big is 13997994728?- 13,997,994,728 seconds is equal to 445 years, 4 weeks, 5 days, 19 hours, 52 minutes, 8 seconds.
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To count from 1 to 13,997,994,728 would take you about eight hundred ninety years!
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 13997994728 cubic inches would be around 200.8 feet tall.
Recreational maths with 13997994728
- 13997994728 backwards is 82749979931
- The number of decimal digits it has is: 11
- The sum of 13997994728's digits is 68
- More coming soon!
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