13666471728
13,666,471,728 is an even composite number composed of six prime numbers multiplied together.
13666471728 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 13666471728:
24 × 3 × 7 × 13 × 191 × 16381
(2 × 2 × 2 × 2 × 3 × 7 × 13 × 191 × 16381)See below for interesting mathematical facts about the number 13666471728 from the Numbermatics database.
Names of 13666471728
- Cardinal: 13666471728 can be written as Thirteen billion, six hundred sixty-six million, four hundred seventy-one thousand, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 1.3666471728 × 1010
Factors of 13666471728
Divisors of 13666471728
- Number of divisors d(n): 160
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Complete list of divisors:
1 2 3 4 6 7 8 12 13 14 16 21 24 26 28 39 42 48 52 56 78 84 91 104 112 156 168 182 191 208 273 312 336 364 382 546 573 624 728 764 1092 1146 1337 1456 1528 2184 2292 2483 2674 3056 4011 4368 4584 4966 5348 7449 8022 9168 9932 10696 14898 16044 16381 17381 19864 21392 29796 32088 32762 34762 39728 49143 52143 59592 64176 65524 69524 98286 104286 114667 119184 131048 139048 196572 208572 212953 229334 262096 278096 344001 393144 417144 425906 458668 638859 688002 786288 834288 851812 917336 1277718 1376004 1490671 1703624 1834672 2555436 2752008 2981342 3128771 3407248 4472013 5110872 5504016 5962684 6257542 8944026 9386313 10221744 11925368 12515084 17888052 18772626 21901397 23850736 25030168 35776104 37545252 40674023 43802794 50060336 65704191 71552208 75090504 81348046 87605588 122022069 131408382 150181008 162696092 175211176 244044138 262816764 284718161 325392184 350422352 488088276 525633528 569436322 650784368 854154483 976176552 1051267056 1138872644 1708308966 1952353104 2277745288 3416617932 4555490576 6833235864 13666471728
- Sum of all divisors σ(n): 43682537472
- Sum of proper divisors (its aliquot sum) s(n): 30016065744
- 13666471728 is an abundant number, because the sum of its proper divisors (30016065744) is greater than itself. Its abundance is 16349594016
Bases of 13666471728
- Binary: 11001011101001010111001111001100002
- Hexadecimal: 0x32E95CF30
- Base-36: 6A0NX2O
Squares and roots of 13666471728
- 13666471728 squared (136664717282) is 186772449492223305984
- 13666471728 cubed (136664717283) is 2552520400554777767093029220352
-
The
square root of 13666471728 is 116903.6856904007 -
The
cube root of 13666471728 is 2390.8489323871
Scales and comparisons
How big is 13666471728?- 13,666,471,728 seconds is equal to 434 years, 28 weeks, 4 days, 18 hours, 8 minutes, 48 seconds.
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To count from 1 to 13,666,471,728 would take you about eight hundred sixty-nine 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 13666471728 cubic inches would be around 199.2 feet tall.
Recreational maths with 13666471728
- 13666471728 backwards is 82717466631
- The number of decimal digits it has is: 11
- The sum of 13666471728's digits is 51
- More coming soon!
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