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230342185 = 5431071359
BaseRepresentation
bin11011011101010…
…11111000101001
3121001102121002001
431232223320221
5432431422220
634505011001
75464606363
oct1556537051
9531377061
10230342185
11109027547
1265183a61
133894bc68
142283dd33
151534e80a
hexdbabe29

230342185 has 8 divisors (see below), whose sum is σ = 282839040. Its totient is φ = 179988144.

The previous prime is 230342143. The next prime is 230342201. The reversal of 230342185 is 581243032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 230342185 - 213 = 230333993 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 535465 + ... + 535894.

It is an arithmetic number, because the mean of its divisors is an integer number (35354880).

Almost surely, 2230342185 is an apocalyptic number.

It is an amenable number.

230342185 is a deficient number, since it is larger than the sum of its proper divisors (52496855).

230342185 is a wasteful number, since it uses less digits than its factorization.

230342185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1071407.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 230342185 is about 15177.0282005404. The cubic root of 230342185 is about 612.9962636392.

The spelling of 230342185 in words is "two hundred thirty million, three hundred forty-two thousand, one hundred eighty-five".

Divisors: 1 5 43 215 1071359 5356795 46068437 230342185