Base | Representation |
---|---|
bin | 110000101101… |
… | …001010100010 |
3 | 220000200021102 |
4 | 300231022202 |
5 | 11232033111 |
6 | 1133354402 |
7 | 213345134 |
oct | 60551242 |
9 | 26020242 |
10 | 12767906 |
11 | 7230798 |
12 | 4338a02 |
13 | 2850698 |
14 | 19a5054 |
15 | 11c313b |
hex | c2d2a2 |
12767906 has 4 divisors (see below), whose sum is σ = 19151862. Its totient is φ = 6383952.
The previous prime is 12767903. The next prime is 12767927. The reversal of 12767906 is 60976721.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 8462281 + 4305625 = 2909^2 + 2075^2 .
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 12767906.
It is not an unprimeable number, because it can be changed into a prime (12767903) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3191975 + ... + 3191978.
Almost surely, 212767906 is an apocalyptic number.
12767906 is a deficient number, since it is larger than the sum of its proper divisors (6383956).
12767906 is an equidigital number, since it uses as much as digits as its factorization.
12767906 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6383955.
The product of its (nonzero) digits is 31752, while the sum is 38.
The square root of 12767906 is about 3573.2206760848. The cubic root of 12767906 is about 233.7257482918.
The spelling of 12767906 in words is "twelve million, seven hundred sixty-seven thousand, nine hundred six".
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