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230023103 = 971236893
BaseRepresentation
bin11011011010111…
…01111110111111
3121000211101101012
431231131332333
5432341214403
634454105435
75462110202
oct1555357677
9530741335
10230023103
11108929842
126504b27b
133886995b
1422799939
15152d9ed8
hexdb5dfbf

230023103 has 4 divisors (see below), whose sum is σ = 230260968. Its totient is φ = 229785240.

The previous prime is 230023067. The next prime is 230023109. The reversal of 230023103 is 301320032.

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 230023103 - 224 = 213245887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230023109) 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, 117476 + ... + 119417.

It is an arithmetic number, because the mean of its divisors is an integer number (57565242).

Almost surely, 2230023103 is an apocalyptic number.

230023103 is a deficient number, since it is larger than the sum of its proper divisors (237865).

230023103 is an equidigital number, since it uses as much as digits as its factorization.

230023103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237864.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 230023103 is about 15166.5125523305. The cubic root of 230023103 is about 612.7130813815.

Adding to 230023103 its reverse (301320032), we get a palindrome (531343135).

The spelling of 230023103 in words is "two hundred thirty million, twenty-three thousand, one hundred three".

Divisors: 1 971 236893 230023103