Search a number
-
+
316297 is a prime number
BaseRepresentation
bin1001101001110001001
3121001212201
41031032021
540110142
610440201
72455102
oct1151611
9531781
10316297
111a6703
12133061
13b0c77
14833a9
1563ab7
hex4d389

316297 has 2 divisors, whose sum is σ = 316298. Its totient is φ = 316296.

The previous prime is 316291. The next prime is 316301. The reversal of 316297 is 792613.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 203401 + 112896 = 451^2 + 336^2 .

It is an emirp because it is prime and its reverse (792613) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-316297 is a prime.

It is not a weakly prime, because it can be changed into another prime (316291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158148 + 158149.

It is an arithmetic number, because the mean of its divisors is an integer number (158149).

2316297 is an apocalyptic number.

It is an amenable number.

316297 is a deficient number, since it is larger than the sum of its proper divisors (1).

316297 is an equidigital number, since it uses as much as digits as its factorization.

316297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2268, while the sum is 28.

The square root of 316297 is about 562.4028805047. The cubic root of 316297 is about 68.1341785462.

It can be divided in two parts, 31 and 6297, that added together give a triangular number (6328 = T112).

The spelling of 316297 in words is "three hundred sixteen thousand, two hundred ninety-seven".