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234832 = 24131129
BaseRepresentation
bin111001010101010000
3102221010111
4321111100
530003312
65011104
71665433
oct712520
9387114
10234832
11150484
12b3a94
1382b70
146181a
15498a7
hex39550

234832 has 20 divisors (see below), whose sum is σ = 490420. Its totient is φ = 108288.

The previous prime is 234811. The next prime is 234833. The reversal of 234832 is 238432.

It can be written as a sum of positive squares in 2 ways, for example, as 26896 + 207936 = 164^2 + 456^2 .

It is a nialpdrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234833) by changing a digit.

234832 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 357 + ... + 772.

It is an arithmetic number, because the mean of its divisors is an integer number (24521).

2234832 is an apocalyptic number.

It is an amenable number.

234832 is an abundant number, since it is smaller than the sum of its proper divisors (255588).

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

234832 is a wasteful number, since it uses less digits than its factorization.

234832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150 (or 1144 counting only the distinct ones).

The product of its digits is 1152, while the sum is 22.

The square root of 234832 is about 484.5946759922. The cubic root of 234832 is about 61.6953490466.

Subtracting 234832 from its reverse (238432), we obtain a square (3600 = 602).

The spelling of 234832 in words is "two hundred thirty-four thousand, eight hundred thirty-two".

Divisors: 1 2 4 8 13 16 26 52 104 208 1129 2258 4516 9032 14677 18064 29354 58708 117416 234832