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213032 = 2331859
BaseRepresentation
bin110100000000101000
3101211020002
4310000220
523304112
64322132
71545041
oct640050
9354202
10213032
11136066
12a3348
1375c71
14578c8
15431c2
hex34028

213032 has 16 divisors (see below), whose sum is σ = 412800. Its totient is φ = 102960.

The previous prime is 213029. The next prime is 213043. The reversal of 213032 is 230312.

Adding to 213032 its reverse (230312), we get a palindrome (443344).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182 + ... + 677.

It is an arithmetic number, because the mean of its divisors is an integer number (25800).

2213032 is an apocalyptic number.

It is an amenable number.

213032 is a deficient number, since it is larger than the sum of its proper divisors (199768).

213032 is a wasteful number, since it uses less digits than its factorization.

213032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896 (or 892 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 213032 is about 461.5538971778. The cubic root of 213032 is about 59.7239167678.

The spelling of 213032 in words is "two hundred thirteen thousand, thirty-two".

Divisors: 1 2 4 8 31 62 124 248 859 1718 3436 6872 26629 53258 106516 213032