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230323313 = 1174328181
BaseRepresentation
bin11011011101001…
…11010001110001
3121001101122012002
431232213101301
5432430321223
634504343345
75464500353
oct1556472161
9531348162
10230323313
11109014350
1265174b55
13389434ac
14228370d3
1515348e28
hexdba7471

230323313 has 8 divisors (see below), whose sum is σ = 251608896. Its totient is φ = 209095600.

The previous prime is 230323297. The next prime is 230323333. The reversal of 230323313 is 313323032.

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 230323313 - 24 = 230323297 is a prime.

It is a super-2 number, since 2×2303233132 = 106097657022591938, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (230323333) 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, 5918 + ... + 22263.

It is an arithmetic number, because the mean of its divisors is an integer number (31451112).

Almost surely, 2230323313 is an apocalyptic number.

It is an amenable number.

230323313 is a deficient number, since it is larger than the sum of its proper divisors (21285583).

230323313 is a wasteful number, since it uses less digits than its factorization.

230323313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28935.

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

The square root of 230323313 is about 15176.4064587108. The cubic root of 230323313 is about 612.9795221966.

Adding to 230323313 its reverse (313323032), we get a palindrome (543646345).

The spelling of 230323313 in words is "two hundred thirty million, three hundred twenty-three thousand, three hundred thirteen".

Divisors: 1 11 743 8173 28181 309991 20938483 230323313