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12764107 = 15538219
BaseRepresentation
bin110000101100…
…001111001011
3220000111001201
4300230033023
511231422412
61133325031
7213331066
oct60541713
926014051
1012764107
117228954
124336777
13284ba35
1419a38dd
1511c1e57
hexc2c3cb

12764107 has 4 divisors (see below), whose sum is σ = 12773880. Its totient is φ = 12754336.

The previous prime is 12764099. The next prime is 12764173. The reversal of 12764107 is 70146721.

12764107 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 70146721 = 157144651.

It is a cyclic number.

It is not a de Polignac number, because 12764107 - 23 = 12764099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12764207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2557 + ... + 5662.

It is an arithmetic number, because the mean of its divisors is an integer number (3193470).

Almost surely, 212764107 is an apocalyptic number.

12764107 is a deficient number, since it is larger than the sum of its proper divisors (9773).

12764107 is an equidigital number, since it uses as much as digits as its factorization.

12764107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9772.

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 12764107 is about 3572.6890432838. The cubic root of 12764107 is about 233.7025648453.

The spelling of 12764107 in words is "twelve million, seven hundred sixty-four thousand, one hundred seven".

Divisors: 1 1553 8219 12764107