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230331301 = 271849931
BaseRepresentation
bin11011011101010…
…01001110100101
3121001102001010221
431232221032211
5432431100201
634504444341
75464532554
oct1556511645
9531361127
10230331301
1110901a352
12651796b1
1338947015
1422839d9b
151534b4a1
hexdba93a5

230331301 has 4 divisors (see below), whose sum is σ = 231181504. Its totient is φ = 229481100.

The previous prime is 230331289. The next prime is 230331341. The reversal of 230331301 is 103133032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 230331301 - 27 = 230331173 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 (230331341) 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, 424695 + ... + 425236.

It is an arithmetic number, because the mean of its divisors is an integer number (57795376).

Almost surely, 2230331301 is an apocalyptic number.

It is an amenable number.

230331301 is a deficient number, since it is larger than the sum of its proper divisors (850203).

230331301 is an equidigital number, since it uses as much as digits as its factorization.

230331301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850202.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 230331301 is about 15176.6696280838. The cubic root of 230331301 is about 612.9866085017.

Adding to 230331301 its reverse (103133032), we get a palindrome (333464333).

The spelling of 230331301 in words is "two hundred thirty million, three hundred thirty-one thousand, three hundred one".

Divisors: 1 271 849931 230331301