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230430 = 2357681
BaseRepresentation
bin111000010000011110
3102201002110
4320100132
524333210
64534450
71646544
oct702036
9381073
10230430
11148142
12b1426
1380b65
145dd94
1548420
hex3841e

230430 has 16 divisors (see below), whose sum is σ = 553104. Its totient is φ = 61440.

The previous prime is 230393. The next prime is 230431. The reversal of 230430 is 34032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3811 + ... + 3870.

It is an arithmetic number, because the mean of its divisors is an integer number (34569).

2230430 is an apocalyptic number.

230430 is an abundant number, since it is smaller than the sum of its proper divisors (322674).

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

230430 is a wasteful number, since it uses less digits than its factorization.

230430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7691.

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 230430 is about 480.0312489828. The cubic root of 230430 is about 61.3074152726.

Adding to 230430 its reverse (34032), we get a palindrome (264462).

The spelling of 230430 in words is "two hundred thirty thousand, four hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 7681 15362 23043 38405 46086 76810 115215 230430