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230331323 = 1517332081
BaseRepresentation
bin11011011101010…
…01001110111011
3121001102001011202
431232221032323
5432431100243
634504444415
75464532615
oct1556511673
9531361152
10230331323
1110901a372
126517970b
1338947031
1422839db5
151534b4b8
hexdba93bb

230331323 has 8 divisors (see below), whose sum is σ = 232284576. Its totient is φ = 228384000.

The previous prime is 230331289. The next prime is 230331341. The reversal of 230331323 is 323133032.

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

It is a cyclic number.

It is not a de Polignac number, because 230331323 - 210 = 230330299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 230331295 and 230331304.

It is not an unprimeable number, because it can be changed into a prime (230331823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109643 + ... + 111723.

It is an arithmetic number, because the mean of its divisors is an integer number (29035572).

Almost surely, 2230331323 is an apocalyptic number.

230331323 is a deficient number, since it is larger than the sum of its proper divisors (1953253).

230331323 is a wasteful number, since it uses less digits than its factorization.

230331323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2965.

The product of its (nonzero) digits is 972, while the sum is 20.

The square root of 230331323 is about 15176.6703528804. The cubic root of 230331323 is about 612.9866280181.

Adding to 230331323 its reverse (323133032), we get a palindrome (553464355).

The spelling of 230331323 in words is "two hundred thirty million, three hundred thirty-one thousand, three hundred twenty-three".

Divisors: 1 151 733 2081 110683 314231 1525373 230331323