Base | Representation |
---|---|
bin | 1100011111111100001… |
… | …0001000001111111111 |
3 | 202112021001102020002222 |
4 | 3013333002020033333 |
5 | 12004232412130123 |
6 | 242351355035555 |
7 | 21341156060000 |
oct | 3077702101777 |
9 | 675231366088 |
10 | 214732145663 |
11 | 830817752a2 |
12 | 3574943bbbb |
13 | 17331513c29 |
14 | a5708dd1a7 |
15 | 58bb9c96c8 |
hex | 31ff0883ff |
214732145663 has 80 divisors (see below), whose sum is σ = 274522648800. Its totient is φ = 167483925504.
The previous prime is 214732145653. The next prime is 214732145669. The reversal of 214732145663 is 366541237412.
It is a Cunningham number, because it is equal to 4633922-1.
It is not a de Polignac number, because 214732145663 - 222 = 214727951359 is a prime.
It is a super-2 number, since 2×2147321456632 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (214732145669) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1112601695 + ... + 1112601887.
It is an arithmetic number, because the mean of its divisors is an integer number (3431533110).
Almost surely, 2214732145663 is an apocalyptic number.
214732145663 is a deficient number, since it is larger than the sum of its proper divisors (59790503137).
214732145663 is an frugal number, since it uses more digits than its factorization.
214732145663 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 327 (or 248 counting only the distinct ones).
The product of its digits is 725760, while the sum is 44.
The spelling of 214732145663 in words is "two hundred fourteen billion, seven hundred thirty-two million, one hundred forty-five thousand, six hundred sixty-three".
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