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12960668 = 227462881
BaseRepresentation
bin110001011100…
…001110011100
3220101110200202
4301130032130
511304220133
61141443032
7215110130
oct61341634
926343622
1012960668
1173525a6
124410478
1328ba346
141a153c0
1512102e8
hexc5c39c

12960668 has 12 divisors (see below), whose sum is σ = 25921392. Its totient is φ = 5554560.

The previous prime is 12960653. The next prime is 12960677. The reversal of 12960668 is 86606921.

12960668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

12960668 is an admirable number.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231413 + ... + 231468.

It is an arithmetic number, because the mean of its divisors is an integer number (2160116).

Almost surely, 212960668 is an apocalyptic number.

It is an amenable number.

12960668 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12960668 is a wasteful number, since it uses less digits than its factorization.

12960668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462892 (or 462890 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 12960668 is about 3600.0927765823. The cubic root of 12960668 is about 234.8960940977.

The spelling of 12960668 in words is "twelve million, nine hundred sixty thousand, six hundred sixty-eight".

Divisors: 1 2 4 7 14 28 462881 925762 1851524 3240167 6480334 12960668