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230311210 = 2523031121
BaseRepresentation
bin11011011101001…
…00010100101010
3121001101000120211
431232210110222
5432424424320
634504211334
75464420153
oct1556442452
9531330524
10230311210
11109006248
1265169b4a
133893ab2c
142283292a
151534555a
hexdba452a

230311210 has 8 divisors (see below), whose sum is σ = 414560196. Its totient is φ = 92124480.

The previous prime is 230311201. The next prime is 230311229. The reversal of 230311210 is 12113032.

230311210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 212897281 + 17413929 = 14591^2 + 4173^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11515551 + ... + 11515570.

Almost surely, 2230311210 is an apocalyptic number.

230311210 is a deficient number, since it is larger than the sum of its proper divisors (184248986).

230311210 is a wasteful number, since it uses less digits than its factorization.

230311210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23031128.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 230311210 is about 15176.0077095394. The cubic root of 230311210 is about 612.9687850853.

Adding to 230311210 its reverse (12113032), we get a palindrome (242424242).

The spelling of 230311210 in words is "two hundred thirty million, three hundred eleven thousand, two hundred ten".

Divisors: 1 2 5 10 23031121 46062242 115155605 230311210