21389555850016
21,389,555,850,016 is an even composite number composed of four prime numbers multiplied together.
21389555850016 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 21389555850016:
25 × 17 × 532 × 2413
(2 × 2 × 2 × 2 × 2 × 17 × 53 × 53 × 241 × 241 × 241)See below for interesting mathematical facts about the number 21389555850016 from the Numbermatics database.
Names of 21389555850016
- Cardinal: 21389555850016 can be written as Twenty-one trillion, three hundred eighty-nine billion, five hundred fifty-five million, eight hundred fifty thousand and sixteen.
Scientific notation
- Scientific notation: 2.1389555850016 × 1013
Factors of 21389555850016
Divisors of 21389555850016
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 4 8 16 17 32 34 53 68 106 136 212 241 272 424 482 544 848 901 964 1696 1802 1928 2809 3604 3856 4097 5618 7208 7712 8194 11236 12773 14416 16388 22472 25546 28832 32776 44944 47753 51092 58081 65552 89888 95506 102184 116162 131104 191012 204368 217141 232324 382024 408736 434282 464648 676969 764048 868564 929296 987377 1353938 1528096 1737128 1858592 1974754 2707876 3078293 3474256 3949508 5415752 6156586 6948512 7899016 10831504 11508473 12313172 13997521 15798032 21663008 23016946 24626344 27995042 31596064 46033892 49252688 52330981 55990084 92067784 98505376 104661962 111980168 163149529 184135568 209323924 223960336 237957857 326299058 368271136 418647848 447920672 475915714 652598116 741868613 837295696 951831428 1305196232 1483737226 1674591392 1903662856 2610392464 2773541993 2967474452 3807325712 5220784928 5547083986 5934948904 7614651424 11094167972 11869897808 12611766421 22188335944 23739795616 25223532842 39319036489 44376671888 50447065684 78638072978 88753343776 100894131368 157276145956 201788262736 314552291912 403576525472 629104583824 668423620313 1258209167648 1336847240626 2673694481252 5347388962504 10694777925008 21389555850016
- Sum of all divisors σ(n): 45634293475848
- Sum of proper divisors (its aliquot sum) s(n): 24244737625832
- 21389555850016 is an abundant number, because the sum of its proper divisors (24244737625832) is greater than itself. Its abundance is 2855181775816
Bases of 21389555850016
- Binary: 1001101110100001001001110000011011011001000002
- Hexadecimal: 0x137424E0DB20
- Base-36: 7KY85AHB4
Squares and roots of 21389555850016
- 21389555850016 squared (213895558500162) is 457513099460953688287200256
- 21389555850016 cubed (213895558500163) is 9786001993033994019473935974858892804096
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The
square root of 21389555850016 is 4624884.4147736277 -
The
cube root of 21389555850016 is 27758.7936744185
Scales and comparisons
How big is 21389555850016?- 21,389,555,850,016 seconds is equal to 680,121 years, 37 weeks, 19 hours, 40 minutes, 16 seconds.
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To count from 1 to 21,389,555,850,016 would take you about one million, seven hundred thousand, three hundred four 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 21389555850016 cubic inches would be around 2313.2 feet tall.
Recreational maths with 21389555850016
- 21389555850016 backwards is 61005855598312
- The number of decimal digits it has is: 14
- The sum of 21389555850016's digits is 58
- More coming soon!
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