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230432135 = 546086427
BaseRepresentation
bin11011011110000…
…01110110000111
3121001121011110112
431233001312013
5432442312020
634510543235
75465432543
oct1557016607
9531534415
10230432135
1110908908a
1265207b1b
1338980b9b
1422864a23
151536b2c5
hexdbc1d87

230432135 has 4 divisors (see below), whose sum is σ = 276518568. Its totient is φ = 184345704.

The previous prime is 230432129. The next prime is 230432143. The reversal of 230432135 is 531234032.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 230432135 - 28 = 230431879 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 230432135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23043209 + ... + 23043218.

It is an arithmetic number, because the mean of its divisors is an integer number (69129642).

Almost surely, 2230432135 is an apocalyptic number.

230432135 is a deficient number, since it is larger than the sum of its proper divisors (46086433).

230432135 is an equidigital number, since it uses as much as digits as its factorization.

230432135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46086432.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 230432135 is about 15179.9912714072. The cubic root of 230432135 is about 613.0760461565.

Adding to 230432135 its reverse (531234032), we get a palindrome (761666167).

The spelling of 230432135 in words is "two hundred thirty million, four hundred thirty-two thousand, one hundred thirty-five".

Divisors: 1 5 46086427 230432135