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12164132 = 226149853
BaseRepresentation
bin101110011001…
…110000100100
3211220000001102
4232121300210
511103223012
61112415232
7205251641
oct56316044
924800042
1012164132
116959102
1240a7518
13269b916
141888dc8
1511042c2
hexb99c24

12164132 has 12 divisors (see below), whose sum is σ = 21636636. Its totient is φ = 5982240.

The previous prime is 12164101. The next prime is 12164147. The reversal of 12164132 is 23146121.

It can be written as a sum of positive squares in 2 ways, for example, as 1048576 + 11115556 = 1024^2 + 3334^2 .

It is a super-2 number, since 2×121641322 = 295932214626848, which contains 22 as substring.

It is an unprimeable number.

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, 24683 + ... + 25170.

It is an arithmetic number, because the mean of its divisors is an integer number (1803053).

Almost surely, 212164132 is an apocalyptic number.

It is an amenable number.

12164132 is a deficient number, since it is larger than the sum of its proper divisors (9472504).

12164132 is a wasteful number, since it uses less digits than its factorization.

12164132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49918 (or 49916 counting only the distinct ones).

The product of its digits is 288, while the sum is 20.

The square root of 12164132 is about 3487.7115706434. The cubic root of 12164132 is about 229.9819267462.

The spelling of 12164132 in words is "twelve million, one hundred sixty-four thousand, one hundred thirty-two".

Divisors: 1 2 4 61 122 244 49853 99706 199412 3041033 6082066 12164132