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12265385 = 511223007
BaseRepresentation
bin101110110010…
…011110101001
3212002010221112
4232302132221
511114443020
61114520105
7206153066
oct56623651
925063845
1012265385
116a18190
124136035
132705a32
1418b3c6d
1511242c5
hexbb27a9

12265385 has 8 divisors (see below), whose sum is σ = 16056576. Its totient is φ = 8920240.

The previous prime is 12265349. The next prime is 12265391. The reversal of 12265385 is 58356221.

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

It is not a de Polignac number, because 12265385 - 28 = 12265129 is a prime.

It is a Duffinian number.

It is a Curzon 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, 111449 + ... + 111558.

It is an arithmetic number, because the mean of its divisors is an integer number (2007072).

Almost surely, 212265385 is an apocalyptic number.

It is an amenable number.

12265385 is a deficient number, since it is larger than the sum of its proper divisors (3791191).

12265385 is a wasteful number, since it uses less digits than its factorization.

12265385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223023.

The product of its digits is 14400, while the sum is 32.

The square root of 12265385 is about 3502.1971674936. The cubic root of 12265385 is about 230.6182797571.

The spelling of 12265385 in words is "twelve million, two hundred sixty-five thousand, three hundred eighty-five".

Divisors: 1 5 11 55 223007 1115035 2453077 12265385