Base | Representation |
---|---|
bin | 1011011010110100001011… |
… | …0011001111011100101111 |
3 | 1122110021110011001210120201 |
4 | 2312231002303033130233 |
5 | 3121201233343310322 |
6 | 42411455125254331 |
7 | 2434043201203126 |
oct | 266550263173457 |
9 | 48407404053521 |
10 | 12555310135087 |
11 | 400074a289445 |
12 | 14a9377b643a7 |
13 | 700c64774c35 |
14 | 315974884abd |
15 | 16b8d46b1d27 |
hex | b6b42ccf72f |
12555310135087 has 2 divisors, whose sum is σ = 12555310135088. Its totient is φ = 12555310135086.
The previous prime is 12555310135033. The next prime is 12555310135141. The reversal of 12555310135087 is 78053101355521.
It is a balanced prime because it is at equal distance from previous prime (12555310135033) and next prime (12555310135141).
It is a cyclic number.
It is not a de Polignac number, because 12555310135087 - 231 = 12553162651439 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12555310135387) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6277655067543 + 6277655067544.
It is an arithmetic number, because the mean of its divisors is an integer number (6277655067544).
Almost surely, 212555310135087 is an apocalyptic number.
12555310135087 is a deficient number, since it is larger than the sum of its proper divisors (1).
12555310135087 is an equidigital number, since it uses as much as digits as its factorization.
12555310135087 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 630000, while the sum is 46.
The spelling of 12555310135087 in words is "twelve trillion, five hundred fifty-five billion, three hundred ten million, one hundred thirty-five thousand, eighty-seven".
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