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12164012 = 2274310103
BaseRepresentation
bin101110011001…
…101110101100
3211212222212222
4232121232230
511103222022
61112414512
7205251410
oct56315654
924788788
1012164012
116959003
1240a7438
13269b853
141888d40
151104242
hexb99bac

12164012 has 24 divisors (see below), whose sum is σ = 24896256. Its totient is φ = 5091408.

The previous prime is 12163999. The next prime is 12164017. The reversal of 12164012 is 21046121.

It is a super-2 number, since 2×121640122 = 295926375872288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12164017) 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, 3848 + ... + 6255.

It is an arithmetic number, because the mean of its divisors is an integer number (1037344).

Almost surely, 212164012 is an apocalyptic number.

It is an amenable number.

12164012 is an abundant number, since it is smaller than the sum of its proper divisors (12732244).

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

12164012 is a wasteful number, since it uses less digits than its factorization.

12164012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10157 (or 10155 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 12164012 is about 3487.6943673436. The cubic root of 12164012 is about 229.9811704812.

The spelling of 12164012 in words is "twelve million, one hundred sixty-four thousand, twelve".

Divisors: 1 2 4 7 14 28 43 86 172 301 602 1204 10103 20206 40412 70721 141442 282884 434429 868858 1737716 3041003 6082006 12164012