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230748323 = 1319878933
BaseRepresentation
bin11011100000011…
…11000010100011
3121002012020012012
431300033002203
5433032421243
634521423135
75501220431
oct1560170243
9532166165
10230748323
111092846a3
126533aaab
1338a61a90
1422907d51
15153ced18
hexdc0f0a3

230748323 has 8 divisors (see below), whose sum is σ = 248651088. Its totient is φ = 212867424.

The previous prime is 230748319. The next prime is 230748359. The reversal of 230748323 is 323847032.

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 230748323 - 22 = 230748319 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 230748323.

It is not an unprimeable number, because it can be changed into a prime (230748923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21365 + ... + 30297.

It is an arithmetic number, because the mean of its divisors is an integer number (31081386).

Almost surely, 2230748323 is an apocalyptic number.

230748323 is a deficient number, since it is larger than the sum of its proper divisors (17902765).

230748323 is a wasteful number, since it uses less digits than its factorization.

230748323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10933.

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 230748323 is about 15190.4023317357. The cubic root of 230748323 is about 613.3563292483.

The spelling of 230748323 in words is "two hundred thirty million, seven hundred forty-eight thousand, three hundred twenty-three".

Divisors: 1 13 1987 8933 25831 116129 17749871 230748323