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12284929 = 19164319
BaseRepresentation
bin101110110111…
…010000000001
3212010010202101
4232313100001
511121104204
61115150401
7206264056
oct56672001
925103671
1012284929
116a30938
124145401
1327118b7
1418bb02d
151129ea4
hexbb7401

12284929 has 4 divisors (see below), whose sum is σ = 12349440. Its totient is φ = 12220420.

The previous prime is 12284879. The next prime is 12284941. The reversal of 12284929 is 92948221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12284929 - 27 = 12284801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12284969) by changing a digit.

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, 31969 + ... + 32350.

It is an arithmetic number, because the mean of its divisors is an integer number (3087360).

Almost surely, 212284929 is an apocalyptic number.

It is an amenable number.

12284929 is a deficient number, since it is larger than the sum of its proper divisors (64511).

12284929 is an equidigital number, since it uses as much as digits as its factorization.

12284929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64510.

The product of its digits is 20736, while the sum is 37.

The square root of 12284929 is about 3504.9863052514. The cubic root of 12284929 is about 230.7407059130.

The spelling of 12284929 in words is "twelve million, two hundred eighty-four thousand, nine hundred twenty-nine".

Divisors: 1 191 64319 12284929