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23230203 = 36122081
BaseRepresentation
bin101100010011…
…1011011111011
31121201012211220
41120213123323
521421331303
62145523123
7401311353
oct130473373
947635756
1023230203
1112127217
1279434a3
134a747a9
143129b63
15208d053
hex16276fb

23230203 has 12 divisors (see below), whose sum is σ = 31504824. Its totient is φ = 15225600.

The previous prime is 23230169. The next prime is 23230213. The reversal of 23230203 is 30203232.

It is not a de Polignac number, because 23230203 - 26 = 23230139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23230213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10123 + ... + 12203.

It is an arithmetic number, because the mean of its divisors is an integer number (2625402).

Almost surely, 223230203 is an apocalyptic number.

23230203 is a deficient number, since it is larger than the sum of its proper divisors (8274621).

23230203 is an equidigital number, since it uses as much as digits as its factorization.

23230203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2206 (or 2145 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 15.

The square root of 23230203 is about 4819.7720900474. The cubic root of 23230203 is about 285.3323423712.

Adding to 23230203 its reverse (30203232), we get a palindrome (53433435).

The spelling of 23230203 in words is "twenty-three million, two hundred thirty thousand, two hundred three".

Divisors: 1 3 61 183 2081 3721 6243 11163 126941 380823 7743401 23230203