21378673828125
21,378,673,828,125 is an odd composite number composed of four prime numbers multiplied together.
21378673828125 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 21378673828125:
33 × 59 × 192 × 1123
(3 × 3 × 3 × 5 × 5 × 5 × 5 × 5 × 5 × 5 × 5 × 5 × 19 × 19 × 1123)See below for interesting mathematical facts about the number 21378673828125 from the Numbermatics database.
Names of 21378673828125
- Cardinal: 21378673828125 can be written as Twenty-one trillion, three hundred seventy-eight billion, six hundred seventy-three million, eight hundred twenty-eight thousand, one hundred twenty-five.
Scientific notation
- Scientific notation: 2.1378673828125 × 1013
Factors of 21378673828125
Divisors of 21378673828125
- Number of divisors d(n): 240
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Complete list of divisors:
1 3 5 9 15 19 25 27 45 57 75 95 125 135 171 225 285 361 375 475 513 625 675 855 1083 1123 1125 1425 1805 1875 2375 2565 3125 3249 3369 3375 4275 5415 5615 5625 7125 9025 9375 9747 10107 11875 12825 15625 16245 16845 16875 21337 21375 27075 28075 28125 30321 35625 45125 46875 48735 50535 59375 64011 64125 78125 81225 84225 84375 106685 106875 135375 140375 140625 151605 178125 192033 225625 234375 243675 252675 296875 320055 320625 390625 405403 406125 421125 421875 533425 534375 576099 676875 701875 703125 758025 890625 960165 1128125 1171875 1216209 1218375 1263375 1484375 1600275 1603125 1953125 2027015 2030625 2105625 2109375 2667125 2671875 2880495 3384375 3509375 3515625 3648627 3790125 4453125 4800825 5640625 5859375 6081045 6091875 6316875 7421875 8001375 8015625 10135075 10153125 10528125 10546875 10945881 13335625 13359375 14402475 16921875 17546875 17578125 18243135 18950625 22265625 24004125 28203125 30405225 30459375 31584375 37109375 40006875 40078125 50675375 50765625 52640625 52734375 54729405 66678125 66796875 72012375 84609375 87734375 91215675 94753125 111328125 120020625 141015625 152026125 152296875 157921875 200034375 200390625 253376875 253828125 263203125 273647025 333390625 333984375 360061875 423046875 438671875 456078375 473765625 600103125 705078125 760130625 761484375 789609375 1000171875 1001953125 1266884375 1269140625 1316015625 1368235125 1666953125 1800309375 2115234375 2193359375 2280391875 2368828125 3000515625 3800653125 3807421875 3948046875 5000859375 6334421875 6345703125 6580078125 6841175625 8334765625 9001546875 11401959375 11844140625 15002578125 19003265625 19037109375 19740234375 25004296875 31672109375 34205878125 41673828125 45007734375 57009796875 59220703125 75012890625 95016328125 125021484375 158360546875 171029390625 225038671875 285048984375 375064453125 475081640625 791802734375 855146953125 1125193359375 1425244921875 2375408203125 4275734765625 7126224609375 21378673828125
- Sum of all divisors σ(n): 41820698842560
- Sum of proper divisors (its aliquot sum) s(n): 20442025014435
- 21378673828125 is a deficient number, because the sum of its proper divisors (20442025014435) is less than itself. Its deficiency is 936648813690
Bases of 21378673828125
- Binary: 1001101110001100111000100001001100001000111012
- Hexadecimal: 0x13719C42611D
- Base-36: 7KT86EZH9
Squares and roots of 21378673828125
- 21378673828125 squared (213786738281252) is 457047694649356842041015625
- 21378673828125 cubed (213786738281253) is 9771073587805071717806160449981689453125
-
The
square root of 21378673828125 is 4623707.8009023233 -
The
cube root of 21378673828125 is 27754.0854101957
Scales and comparisons
How big is 21378673828125?- 21,378,673,828,125 seconds is equal to 679,775 years, 36 weeks, 2 days, 11 hours, 48 minutes, 45 seconds.
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To count from 1 to 21,378,673,828,125 would take you about one million, six hundred ninety-nine thousand, four hundred thirty-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 21378673828125 cubic inches would be around 2312.8 feet tall.
Recreational maths with 21378673828125
- 21378673828125 backwards is 52182837687312
- The number of decimal digits it has is: 14
- The sum of 21378673828125's digits is 63
- More coming soon!
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