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12968751 = 341105437
BaseRepresentation
bin110001011110…
…001100101111
3220101212210010
4301132030233
511310000001
61141544303
7215142525
oct61361457
926355703
1012968751
117358684
124415093
1328c0c23
141a18315
1512128d6
hexc5e32f

12968751 has 8 divisors (see below), whose sum is σ = 17713584. Its totient is φ = 8434880.

The previous prime is 12968749. The next prime is 12968777. The reversal of 12968751 is 15786921.

12968751 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12968751 - 21 = 12968749 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12968551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52596 + ... + 52841.

It is an arithmetic number, because the mean of its divisors is an integer number (2214198).

Almost surely, 212968751 is an apocalyptic number.

12968751 is a deficient number, since it is larger than the sum of its proper divisors (4744833).

12968751 is a wasteful number, since it uses less digits than its factorization.

12968751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105481.

The product of its digits is 30240, while the sum is 39.

The square root of 12968751 is about 3601.2152115640. The cubic root of 12968751 is about 234.9449154126.

The spelling of 12968751 in words is "twelve million, nine hundred sixty-eight thousand, seven hundred fifty-one".

Divisors: 1 3 41 123 105437 316311 4322917 12968751