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12285163 = 112294877
BaseRepresentation
bin101110110111…
…010011101011
3212010011002001
4232313103223
511121111123
61115151431
7206264542
oct56672353
925104061
1012285163
116a31030
124145577
132711a37
1418bb159
15112a0ad
hexbb74eb

12285163 has 8 divisors (see below), whose sum is σ = 13463280. Its totient is φ = 11117280.

The previous prime is 12285137. The next prime is 12285167. The reversal of 12285163 is 36158221.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12285163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12285167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81 + ... + 4957.

It is an arithmetic number, because the mean of its divisors is an integer number (1682910).

Almost surely, 212285163 is an apocalyptic number.

12285163 is a deficient number, since it is larger than the sum of its proper divisors (1178117).

12285163 is a wasteful number, since it uses less digits than its factorization.

12285163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5117.

The product of its digits is 2880, while the sum is 28.

The square root of 12285163 is about 3505.0196861073. The cubic root of 12285163 is about 230.7421709325.

The spelling of 12285163 in words is "twelve million, two hundred eighty-five thousand, one hundred sixty-three".

Divisors: 1 11 229 2519 4877 53647 1116833 12285163