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230982 = 23137281
BaseRepresentation
bin111000011001000110
3102201211220
4320121012
524342412
64541210
71651263
oct703106
9381756
10230982
111485a4
12b1806
138119b
146026a
154868c
hex38646

230982 has 16 divisors (see below), whose sum is σ = 466992. Its totient is φ = 76160.

The previous prime is 230977. The next prime is 230999. The reversal of 230982 is 289032.

It is a congruent number.

It is an unprimeable number.

230982 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 7 ways as a sum of consecutive naturals, for example, 682 + ... + 962.

It is an arithmetic number, because the mean of its divisors is an integer number (29187).

2230982 is an apocalyptic number.

230982 is an abundant number, since it is smaller than the sum of its proper divisors (236010).

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

230982 is a wasteful number, since it uses less digits than its factorization.

230982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 230982 is about 480.6058676296. The cubic root of 230982 is about 61.3563306429.

The spelling of 230982 in words is "two hundred thirty thousand, nine hundred eighty-two".

Divisors: 1 2 3 6 137 274 281 411 562 822 843 1686 38497 76994 115491 230982