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232990 = 25231013
BaseRepresentation
bin111000111000011110
3102211121021
4320320132
524423430
64554354
71660162
oct707036
9384537
10232990
1114a05a
12b29ba
1382084
1460ca2
154907a
hex38e1e

232990 has 16 divisors (see below), whose sum is σ = 438048. Its totient is φ = 89056.

The previous prime is 232987. The next prime is 233021. The reversal of 232990 is 99232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 277 + ... + 736.

It is an arithmetic number, because the mean of its divisors is an integer number (27378).

2232990 is an apocalyptic number.

232990 is a deficient number, since it is larger than the sum of its proper divisors (205058).

232990 is a wasteful number, since it uses less digits than its factorization.

232990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1043.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 232990 is about 482.6903769499. The cubic root of 232990 is about 61.5336146022.

The spelling of 232990 in words is "two hundred thirty-two thousand, nine hundred ninety".

Divisors: 1 2 5 10 23 46 115 230 1013 2026 5065 10130 23299 46598 116495 232990