Base | Representation |
---|---|
bin | 10111010100000001… |
… | …10000001100101100 |
3 | 1012022021001201001011 |
4 | 23222000300030230 |
5 | 201113044004211 |
6 | 5425541155004 |
7 | 622105151353 |
oct | 135200601454 |
9 | 35267051034 |
10 | 12516000556 |
11 | 5342a57514 |
12 | 25136bba64 |
13 | 124602c7b7 |
14 | 86a37a99a |
15 | 4d3be9921 |
hex | 2ea03032c |
12516000556 has 12 divisors (see below), whose sum is σ = 21903964992. Its totient is φ = 6257724848.
The previous prime is 12516000533. The next prime is 12516000569. The reversal of 12516000556 is 65500061521.
12516000556 = T91344 + T91345 + T91346.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60306 + ... + 169318.
It is an arithmetic number, because the mean of its divisors is an integer number (1825330416).
Almost surely, 212516000556 is an apocalyptic number.
12516000556 is the 91346-th centered triangular number.
It is an amenable number.
12516000556 is a deficient number, since it is larger than the sum of its proper divisors (9387964436).
12516000556 is a wasteful number, since it uses less digits than its factorization.
12516000556 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 137720 (or 137718 counting only the distinct ones).
The product of its (nonzero) digits is 9000, while the sum is 31.
The spelling of 12516000556 in words is "twelve billion, five hundred sixteen million, five hundred fifty-six", and thus it is an aban number.
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