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313297 is a prime number
BaseRepresentation
bin1001100011111010001
3120220202121
41030133101
540011142
610414241
72443255
oct1143721
9526677
10313297
111a4426
12131381
13ac7aa
1482265
1562c67
hex4c7d1

313297 has 2 divisors, whose sum is σ = 313298. Its totient is φ = 313296.

The previous prime is 313289. The next prime is 313301. The reversal of 313297 is 792313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 190096 + 123201 = 436^2 + 351^2 .

It is a cyclic number.

It is not a de Polignac number, because 313297 - 23 = 313289 is a prime.

It is not a weakly prime, because it can be changed into another prime (313207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156648 + 156649.

It is an arithmetic number, because the mean of its divisors is an integer number (156649).

2313297 is an apocalyptic number.

It is an amenable number.

313297 is a deficient number, since it is larger than the sum of its proper divisors (1).

313297 is an equidigital number, since it uses as much as digits as its factorization.

313297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1134, while the sum is 25.

The square root of 313297 is about 559.7293989063. The cubic root of 313297 is about 67.9180818621.

The spelling of 313297 in words is "three hundred thirteen thousand, two hundred ninety-seven".