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312323 = 1128393
BaseRepresentation
bin1001100010000000011
3120212102112
41030100003
534443243
610405535
72440364
oct1142003
9525375
10312323
111a3720
121308ab
13ac20b
1481b6b
1562818
hex4c403

312323 has 4 divisors (see below), whose sum is σ = 340728. Its totient is φ = 283920.

The previous prime is 312313. The next prime is 312331. The reversal of 312323 is 323213.

Adding to 312323 its reverse (323213), we get a palindrome (635536).

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323213 = 1129383.

It is a cyclic number.

It is not a de Polignac number, because 312323 - 210 = 311299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 312298 and 312307.

It is not an unprimeable number, because it can be changed into a prime (312313) 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, 14186 + ... + 14207.

It is an arithmetic number, because the mean of its divisors is an integer number (85182).

2312323 is an apocalyptic number.

312323 is a deficient number, since it is larger than the sum of its proper divisors (28405).

312323 is a wasteful number, since it uses less digits than its factorization.

312323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28404.

The product of its digits is 108, while the sum is 14.

The square root of 312323 is about 558.8586583386. The cubic root of 312323 is about 67.8476259440.

The spelling of 312323 in words is "three hundred twelve thousand, three hundred twenty-three", and thus it is an iban number.

Divisors: 1 11 28393 312323