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12323164 = 2271725889
BaseRepresentation
bin101111000000…
…100101011100
3212012002012111
4233000211130
511123320124
61120043404
7206513410
oct57004534
925162174
1012323164
116a57637
124163564
132726119
1418cad40
151136494
hexbc095c

12323164 has 24 divisors (see below), whose sum is σ = 26097120. Its totient is φ = 4970496.

The previous prime is 12323161. The next prime is 12323167. The reversal of 12323164 is 46132321.

It is an interprime number because it is at equal distance from previous prime (12323161) and next prime (12323167).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12323161) 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 7 ways as a sum of consecutive naturals, for example, 12469 + ... + 13420.

It is an arithmetic number, because the mean of its divisors is an integer number (1087380).

Almost surely, 212323164 is an apocalyptic number.

12323164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12323164 is an abundant number, since it is smaller than the sum of its proper divisors (13773956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12323164 is a wasteful number, since it uses less digits than its factorization.

12323164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25917 (or 25915 counting only the distinct ones).

The product of its digits is 864, while the sum is 22.

The square root of 12323164 is about 3510.4364401026. The cubic root of 12323164 is about 230.9798399477.

Adding to 12323164 its reverse (46132321), we get a palindrome (58455485).

The spelling of 12323164 in words is "twelve million, three hundred twenty-three thousand, one hundred sixty-four".

Divisors: 1 2 4 7 14 17 28 34 68 119 238 476 25889 51778 103556 181223 362446 440113 724892 880226 1760452 3080791 6161582 12323164