Search a number
BaseRepresentation
bin110011110101
311112212
4303311
5101232
623205
712446
oct6365
94485
103317
112546
121b05
131682
1412cd
15eb2
hexcf5

3317 has 4 divisors (see below), whose sum is σ = 3456. Its totient is φ = 3180.

The previous prime is 3313. The next prime is 3319. The reversal of 3317 is 7133.

It is a happy number.

3317 is an esthetic number in base 5, because in such base its adjacent digits differ by 1.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7133 = 71019.

It is a cyclic number.

It is not a de Polignac number, because 3317 - 22 = 3313 is a prime.

It is a super-2 number, since 2×33172 = 22004978, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 7 and base 14.

It is a nialpdrome in base 15.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 3317.

It is not an unprimeable number, because it can be changed into a prime (3313) 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, 23 + ... + 84.

It is an arithmetic number, because the mean of its divisors is an integer number (864).

It is an amenable number.

3317 is a deficient number, since it is larger than the sum of its proper divisors (139).

3317 is a wasteful number, since it uses less digits than its factorization.

3317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138.

The product of its digits is 63, while the sum is 14.

The square root of 3317 is about 57.5934023999. The cubic root of 3317 is about 14.9135771025.

It can be divided in two parts, 33 and 17, that multiplied together give a triangular number (561 = T33).

The spelling of 3317 in words is "three thousand, three hundred seventeen", and thus it is an iban number.

Divisors: 1 31 107 3317