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12906704 = 247910211
BaseRepresentation
bin110001001111…
…000011010000
3220021201200002
4301033003100
511301003304
61140345132
7214463606
oct61170320
926251602
1012906704
117315aa8
1243a51a8
13289b905
1419dd876
1511ee31e
hexc4f0d0

12906704 has 20 divisors (see below), whose sum is σ = 25325760. Its totient is φ = 6371040.

The previous prime is 12906697. The next prime is 12906709. The reversal of 12906704 is 40760921.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12906709) 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, 3842 + ... + 6369.

It is an arithmetic number, because the mean of its divisors is an integer number (1266288).

Almost surely, 212906704 is an apocalyptic number.

It is an amenable number.

12906704 is a deficient number, since it is larger than the sum of its proper divisors (12419056).

12906704 is a wasteful number, since it uses less digits than its factorization.

12906704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10298 (or 10292 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 12906704 is about 3592.5901519656. The cubic root of 12906704 is about 234.5696303061.

The spelling of 12906704 in words is "twelve million, nine hundred six thousand, seven hundred four".

Divisors: 1 2 4 8 16 79 158 316 632 1264 10211 20422 40844 81688 163376 806669 1613338 3226676 6453352 12906704