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323122313 is a prime number
BaseRepresentation
bin10011010000100…
…111010010001001
3211112000022111002
4103100213102021
51130204403223
652021344345
711002331363
oct2320472211
9745008432
10323122313
11156437638
12902680b5
1351c35447
1430cb1d33
151d579e28
hex13427489

323122313 has 2 divisors, whose sum is σ = 323122314. Its totient is φ = 323122312.

The previous prime is 323122301. The next prime is 323122351. The reversal of 323122313 is 313221323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 215854864 + 107267449 = 14692^2 + 10357^2 .

It is a cyclic number.

It is not a de Polignac number, because 323122313 - 214 = 323105929 is a prime.

It is not a weakly prime, because it can be changed into another prime (323172313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161561156 + 161561157.

It is an arithmetic number, because the mean of its divisors is an integer number (161561157).

Almost surely, 2323122313 is an apocalyptic number.

It is an amenable number.

323122313 is a deficient number, since it is larger than the sum of its proper divisors (1).

323122313 is an equidigital number, since it uses as much as digits as its factorization.

323122313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 20.

The square root of 323122313 is about 17975.6032722131. The cubic root of 323122313 is about 686.2077989937.

Adding to 323122313 its reverse (313221323), we get a palindrome (636343636).

The spelling of 323122313 in words is "three hundred twenty-three million, one hundred twenty-two thousand, three hundred thirteen".