Base | Representation |
---|---|
bin | 1011100101111010110111… |
… | …1001101111101011111011 |
3 | 1200010111212121200200020221 |
4 | 2321132231321233223323 |
5 | 3132312440401010011 |
6 | 43035245413000511 |
7 | 2453605611451264 |
oct | 271365571575373 |
9 | 50114777620227 |
10 | 12746085563131 |
11 | 4074648013158 |
12 | 151a33a323137 |
13 | 715c489353bb |
14 | 320cb17b396b |
15 | 17184cd99971 |
hex | b97ade6fafb |
12746085563131 has 4 divisors (see below), whose sum is σ = 12746096623872. Its totient is φ = 12746074502392.
The previous prime is 12746085563063. The next prime is 12746085563173. The reversal of 12746085563131 is 13136558064721.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 12746085563131 - 29 = 12746085562619 is a prime.
It is a super-2 number, since 2×127460855631312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12746085563231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3570235 + ... + 6183748.
It is an arithmetic number, because the mean of its divisors is an integer number (3186524155968).
Almost surely, 212746085563131 is an apocalyptic number.
12746085563131 is a deficient number, since it is larger than the sum of its proper divisors (11060741).
12746085563131 is an equidigital number, since it uses as much as digits as its factorization.
12746085563131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11060740.
The product of its (nonzero) digits is 3628800, while the sum is 52.
The spelling of 12746085563131 in words is "twelve trillion, seven hundred forty-six billion, eighty-five million, five hundred sixty-three thousand, one hundred thirty-one".
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