13661387025
13,661,387,025 is an odd composite number composed of six prime numbers multiplied together.
13661387025 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 13661387025:
3 × 52 × 112 × 13 × 43 × 2693
(3 × 5 × 5 × 11 × 11 × 13 × 43 × 2693)See below for interesting mathematical facts about the number 13661387025 from the Numbermatics database.
Names of 13661387025
- Cardinal: 13661387025 can be written as Thirteen billion, six hundred sixty-one million, three hundred eighty-seven thousand and twenty-five.
Scientific notation
- Scientific notation: 1.3661387025 × 1010
Factors of 13661387025
Divisors of 13661387025
- Number of divisors d(n): 144
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Complete list of divisors:
1 3 5 11 13 15 25 33 39 43 55 65 75 121 129 143 165 195 215 275 325 363 429 473 559 605 645 715 825 975 1075 1419 1573 1677 1815 2145 2365 2693 2795 3025 3225 3575 4719 5203 6149 7095 7865 8079 8385 9075 10725 11825 13465 13975 15609 18447 23595 26015 29623 30745 35009 35475 39325 40395 41925 67325 67639 78045 88869 92235 105027 115799 117975 130075 148115 153725 175045 201975 202917 325853 338195 347397 385099 390225 444345 461175 525135 578995 740575 875225 977559 1014585 1155297 1273789 1505387 1629265 1690975 1736985 1925495 2221725 2625675 2894975 3821367 4236089 4516161 4887795 5072925 5776485 6368945 7526935 8146325 8684925 9627475 12708267 14011679 16559257 19106835 21180445 22580805 24438975 28882425 31844725 37634675 42035037 49677771 63541335 70058395 82796285 95534175 105902225 112904025 182151827 210175185 248388855 317706675 350291975 413981425 546455481 910759135 1050875925 1241944275 2732277405 4553795675 13661387025
- Sum of all divisors σ(n): 27368539968
- Sum of proper divisors (its aliquot sum) s(n): 13707152943
- 13661387025 is an abundant number, because the sum of its proper divisors (13707152943) is greater than itself. Its abundance is 45765918
Bases of 13661387025
- Binary: 11001011100100100000111001000100012
- Hexadecimal: 0x32E483911
- Base-36: 69XMXOX
Squares and roots of 13661387025
- 13661387025 squared (136613870252) is 186633495446838350625
- 13661387025 cubed (136613870253) is 2549672413127834020500775640625
-
The
square root of 13661387025 is 116881.9362647625 -
The
cube root of 13661387025 is 2390.5523851155
Scales and comparisons
How big is 13661387025?- 13,661,387,025 seconds is equal to 434 years, 20 weeks, 1 day, 21 hours, 43 minutes, 45 seconds.
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To count from 1 to 13,661,387,025 would take you about eight hundred sixty-eight 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 13661387025 cubic inches would be around 199.2 feet tall.
Recreational maths with 13661387025
- 13661387025 backwards is 52078316631
- The number of decimal digits it has is: 11
- The sum of 13661387025's digits is 42
- More coming soon!
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