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265313 is a prime number
BaseRepresentation
bin1000000110001100001
3111110221102
41000301201
531442223
65404145
72153336
oct1006141
9443842
10265313
11171374
12109655
13939b9
146c98d
1553928
hex40c61

265313 has 2 divisors, whose sum is σ = 265314. Its totient is φ = 265312.

The previous prime is 265277. The next prime is 265333. The reversal of 265313 is 313562.

It is an a-pointer prime, because the next prime (265333) can be obtained adding 265313 to its sum of digits (20).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 204304 + 61009 = 452^2 + 247^2 .

It is a cyclic number.

It is not a de Polignac number, because 265313 - 26 = 265249 is a prime.

It is not a weakly prime, because it can be changed into another prime (265333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132656 + 132657.

It is an arithmetic number, because the mean of its divisors is an integer number (132657).

2265313 is an apocalyptic number.

It is an amenable number.

265313 is a deficient number, since it is larger than the sum of its proper divisors (1).

265313 is an equidigital number, since it uses as much as digits as its factorization.

265313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 540, while the sum is 20.

The square root of 265313 is about 515.0854298075. The cubic root of 265313 is about 64.2568615967.

Adding to 265313 its reverse (313562), we get a palindrome (578875).

The spelling of 265313 in words is "two hundred sixty-five thousand, three hundred thirteen".