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230223313223 = 1657138939839
BaseRepresentation
bin1101011001101001100…
…0001111100101000111
3211000020122210002000122
43112122120033211013
512232444132010343
6253432500332155
722430101605551
oct3263230174507
9730218702018
10230223313223
1189701070812
12387513a405b
131892ca41a77
14b20005a4d1
155ec69b0068
hex359a60f947

230223313223 has 4 divisors (see below), whose sum is σ = 230362254720. Its totient is φ = 230084371728.

The previous prime is 230223313213. The next prime is 230223313273. The reversal of 230223313223 is 322313322032.

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 230223313223 - 220 = 230222264647 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 230223313192 and 230223313201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230223313213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69468263 + ... + 69471576.

It is an arithmetic number, because the mean of its divisors is an integer number (57590563680).

Almost surely, 2230223313223 is an apocalyptic number.

230223313223 is a deficient number, since it is larger than the sum of its proper divisors (138941497).

230223313223 is a wasteful number, since it uses less digits than its factorization.

230223313223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138941496.

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 230223313223 its reverse (322313322032), we get a palindrome (552536635255).

The spelling of 230223313223 in words is "two hundred thirty billion, two hundred twenty-three million, three hundred thirteen thousand, two hundred twenty-three".

Divisors: 1 1657 138939839 230223313223