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12925254 = 232154209
BaseRepresentation
bin110001010011…
…100101000110
3220022200010010
4301103211012
511302102004
61141011050
7214601646
oct61234506
926280103
1012925254
117328a31
1243b3a86
1328a71a4
141a06526
151204a89
hexc53946

12925254 has 8 divisors (see below), whose sum is σ = 25850520. Its totient is φ = 4308416.

The previous prime is 12925223. The next prime is 12925261. The reversal of 12925254 is 45252921.

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

12925254 is an admirable number.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1077099 + ... + 1077110.

It is an arithmetic number, because the mean of its divisors is an integer number (3231315).

Almost surely, 212925254 is an apocalyptic number.

12925254 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.

12925254 is a wasteful number, since it uses less digits than its factorization.

12925254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2154214.

The product of its digits is 7200, while the sum is 30.

The square root of 12925254 is about 3595.1709277863. The cubic root of 12925254 is about 234.6819539405.

The spelling of 12925254 in words is "twelve million, nine hundred twenty-five thousand, two hundred fifty-four".

Divisors: 1 2 3 6 2154209 4308418 6462627 12925254