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23432 = 2329101
BaseRepresentation
bin101101110001000
31012010212
411232020
51222212
6300252
7125213
oct55610
935125
1023432
1116672
1211688
13a886
14877a
156e22
hex5b88

23432 has 16 divisors (see below), whose sum is σ = 45900. Its totient is φ = 11200.

The previous prime is 23431. The next prime is 23447.

23432 is nontrivially palindromic in base 10.

23432 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It can be written as a sum of positive squares in 2 ways, for example, as 21316 + 2116 = 146^2 + 46^2 .

It is an alternating number because its digits alternate between even and odd.

It is a plaindrome in base 12.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (23431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182 + ... + 282.

223432 is an apocalyptic number.

It is an amenable number.

23432 is a deficient number, since it is larger than the sum of its proper divisors (22468).

23432 is a wasteful number, since it uses less digits than its factorization.

23432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136 (or 132 counting only the distinct ones).

The product of its digits is 144, while the sum is 14.

The square root of 23432 is about 153.0751449452. The cubic root of 23432 is about 28.6156173364.

The spelling of 23432 in words is "twenty-three thousand, four hundred thirty-two".

Divisors: 1 2 4 8 29 58 101 116 202 232 404 808 2929 5858 11716 23432