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12932942 = 2114431327
BaseRepresentation
bin110001010101…
…011101001110
3220100001122212
4301111131032
511302323232
61141110422
7214633241
oct61253516
926301585
1012932942
117333790
1243b8412
1328aa839
141a09258
151206eb2
hexc5574e

12932942 has 16 divisors (see below), whose sum is σ = 21226752. Its totient is φ = 5860920.

The previous prime is 12932911. The next prime is 12932951. The reversal of 12932942 is 24923921.

It is a junction number, because it is equal to n+sod(n) for n = 12932899 and 12932908.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9083 + ... + 10409.

It is an arithmetic number, because the mean of its divisors is an integer number (1326672).

Almost surely, 212932942 is an apocalyptic number.

12932942 is a deficient number, since it is larger than the sum of its proper divisors (8293810).

12932942 is a wasteful number, since it uses less digits than its factorization.

12932942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1783.

The product of its digits is 7776, while the sum is 32.

The square root of 12932942 is about 3596.2399808689. The cubic root of 12932942 is about 234.7284746835.

The spelling of 12932942 in words is "twelve million, nine hundred thirty-two thousand, nine hundred forty-two".

Divisors: 1 2 11 22 443 886 1327 2654 4873 9746 14597 29194 587861 1175722 6466471 12932942