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12032929 = 31388159
BaseRepresentation
bin101101111001…
…101110100001
3211122100002001
4231321232201
511040023204
61105524001
7204164266
oct55715641
924570061
1012032929
116879577
124043601
132653c9c
14185326d
1510ca4a4
hexb79ba1

12032929 has 4 divisors (see below), whose sum is σ = 12421120. Its totient is φ = 11644740.

The previous prime is 12032927. The next prime is 12032939. The reversal of 12032929 is 92923021.

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, and also an emirpimes, since its reverse is a distinct semiprime: 92923021 = 372511433.

It is a cyclic number.

It is not a de Polignac number, because 12032929 - 21 = 12032927 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12032897 and 12032906.

It is not an unprimeable number, because it can be changed into a prime (12032927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194049 + ... + 194110.

It is an arithmetic number, because the mean of its divisors is an integer number (3105280).

Almost surely, 212032929 is an apocalyptic number.

It is an amenable number.

12032929 is a deficient number, since it is larger than the sum of its proper divisors (388191).

12032929 is an equidigital number, since it uses as much as digits as its factorization.

12032929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388190.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 12032929 is about 3468.8512507745. The cubic root of 12032929 is about 229.1520700051.

The spelling of 12032929 in words is "twelve million, thirty-two thousand, nine hundred twenty-nine".

Divisors: 1 31 388159 12032929