Base | Representation |
---|---|
bin | 110000011010… |
… | …101010011111 |
3 | 212212211022210 |
4 | 300122222133 |
5 | 11222122002 |
6 | 1132011503 |
7 | 212611200 |
oct | 60325237 |
9 | 25784283 |
10 | 12692127 |
11 | 7189868 |
12 | 4300b93 |
13 | 2825046 |
14 | 19855a7 |
15 | 11aa96c |
hex | c1aa9f |
12692127 has 12 divisors (see below), whose sum is σ = 19685976. Its totient is φ = 7252560.
The previous prime is 12692123. The next prime is 12692129. The reversal of 12692127 is 72129621.
It is not a de Polignac number, because 12692127 - 22 = 12692123 is a prime.
It is a super-2 number, since 2×126921272 = 322180175568258, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12692094 and 12692103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12692123) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 43024 + ... + 43317.
It is an arithmetic number, because the mean of its divisors is an integer number (1640498).
Almost surely, 212692127 is an apocalyptic number.
12692127 is a deficient number, since it is larger than the sum of its proper divisors (6993849).
12692127 is an equidigital number, since it uses as much as digits as its factorization.
12692127 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86358 (or 86351 counting only the distinct ones).
The product of its digits is 3024, while the sum is 30.
The square root of 12692127 is about 3562.6011564586. The cubic root of 12692127 is about 233.2624340147.
The spelling of 12692127 in words is "twelve million, six hundred ninety-two thousand, one hundred twenty-seven".
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