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230348579 = 10111320183
BaseRepresentation
bin11011011101011…
…01011100100011
3121001102220211212
431232231130203
5432432123304
634505100335
75464634126
oct1556553443
9531386755
10230348579
1110903132a
12651876ab
1338951b46
14228423bd
151535166e
hexdbad723

230348579 has 8 divisors (see below), whose sum is σ = 234699552. Its totient is φ = 226038400.

The previous prime is 230348563. The next prime is 230348597. The reversal of 230348579 is 975843032.

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 230348579 - 24 = 230348563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230348509) by changing a digit.

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, 1322 + ... + 21504.

It is an arithmetic number, because the mean of its divisors is an integer number (29337444).

Almost surely, 2230348579 is an apocalyptic number.

230348579 is a deficient number, since it is larger than the sum of its proper divisors (4350973).

230348579 is a wasteful number, since it uses less digits than its factorization.

230348579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20397.

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 230348579 is about 15177.2388463778. The cubic root of 230348579 is about 613.0019355802.

It can be divided in two parts, 23034 and 8579, that added together give a palindrome (31613).

The spelling of 230348579 in words is "two hundred thirty million, three hundred forty-eight thousand, five hundred seventy-nine".

Divisors: 1 101 113 11413 20183 2038483 2280679 230348579