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12929934 = 232817669
BaseRepresentation
bin110001010100…
…101110001110
3220022220112110
4301110232032
511302224214
61141044450
7214621413
oct61245616
926286473
1012929934
1173314a6
1243b6726
1328a9364
141a0810a
151206159
hexc54b8e

12929934 has 16 divisors (see below), whose sum is σ = 25955280. Its totient is φ = 4294080.

The previous prime is 12929897. The next prime is 12929941. The reversal of 12929934 is 43992921.

12929934 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12929892 and 12929901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2149 + ... + 5520.

It is an arithmetic number, because the mean of its divisors is an integer number (1622205).

Almost surely, 212929934 is an apocalyptic number.

12929934 is an abundant number, since it is smaller than the sum of its proper divisors (13025346).

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

12929934 is a wasteful number, since it uses less digits than its factorization.

12929934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7955.

The product of its digits is 34992, while the sum is 39.

The square root of 12929934 is about 3595.8217419666. The cubic root of 12929934 is about 234.7102752153.

The spelling of 12929934 in words is "twelve million, nine hundred twenty-nine thousand, nine hundred thirty-four".

Divisors: 1 2 3 6 281 562 843 1686 7669 15338 23007 46014 2154989 4309978 6464967 12929934