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12470164 = 227445363
BaseRepresentation
bin101111100100…
…011110010100
3212110112211221
4233210132110
511143021124
61123140124
7210665110
oct57443624
925415757
1012470164
117048023
124214644
132777cc5
141928740
151164ce4
hexbe4794

12470164 has 12 divisors (see below), whose sum is σ = 24940384. Its totient is φ = 5344344.

The previous prime is 12470141. The next prime is 12470219. The reversal of 12470164 is 46107421.

12470164 is an admirable number.

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 3 ways as a sum of consecutive naturals, for example, 222654 + ... + 222709.

Almost surely, 212470164 is an apocalyptic number.

12470164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12470164 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.

12470164 is a wasteful number, since it uses less digits than its factorization.

12470164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445374 (or 445372 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 12470164 is about 3531.3119375099. The cubic root of 12470164 is about 231.8946459816.

Adding to 12470164 its reverse (46107421), we get a palindrome (58577585).

The spelling of 12470164 in words is "twelve million, four hundred seventy thousand, one hundred sixty-four".

Divisors: 1 2 4 7 14 28 445363 890726 1781452 3117541 6235082 12470164