Base | Representation |
---|---|
bin | 101111010101… |
… | …000001010011 |
3 | 212100100000121 |
4 | 233111001103 |
5 | 11134004432 |
6 | 1121531111 |
7 | 210312424 |
oct | 57250123 |
9 | 25310017 |
10 | 12406867 |
11 | 7004510 |
12 | 41a3a97 |
13 | 2755255 |
14 | 190d64b |
15 | 1151197 |
hex | bd5053 |
12406867 has 32 divisors (see below), whose sum is σ = 15552000. Its totient is φ = 9757440.
The previous prime is 12406847. The next prime is 12406883. The reversal of 12406867 is 76860421.
12406867 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a de Polignac number, because none of the positive numbers 2k-12406867 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12406837) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 139359 + ... + 139447.
It is an arithmetic number, because the mean of its divisors is an integer number (486000).
Almost surely, 212406867 is an apocalyptic number.
12406867 is a deficient number, since it is larger than the sum of its proper divisors (3145133).
12406867 is a wasteful number, since it uses less digits than its factorization.
12406867 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 171.
The product of its (nonzero) digits is 16128, while the sum is 34.
The square root of 12406867 is about 3522.3382858550. The cubic root of 12406867 is about 231.5016241351.
The spelling of 12406867 in words is "twelve million, four hundred six thousand, eight hundred sixty-seven".
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