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3315 = 351317
BaseRepresentation
bin110011110011
311112210
4303303
5101230
623203
712444
oct6363
94483
103315
112544
121b03
131680
1412cb
15eb0
hexcf3

3315 has 16 divisors (see below), whose sum is σ = 6048. Its totient is φ = 1536.

The previous prime is 3313. The next prime is 3319. The reversal of 3315 is 5133.

It is a happy number.

3315 is nontrivially palindromic in base 2 and base 4.

It is not a de Polignac number, because 3315 - 21 = 3313 is a prime.

It is a nude number because it is divisible by every one of its digits.

It is a D-number.

3315 is an undulating number in base 8.

It is a plaindrome in base 7.

It is a nialpdrome in base 15.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 3315.

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 15 ways as a sum of consecutive naturals, for example, 187 + ... + 203.

It is an arithmetic number, because the mean of its divisors is an integer number (378).

3315 is a deficient number, since it is larger than the sum of its proper divisors (2733).

3315 is a wasteful number, since it uses less digits than its factorization.

3315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38.

The product of its digits is 45, while the sum is 12.

The square root of 3315 is about 57.5760366819. The cubic root of 3315 is about 14.9105790972.

Adding to 3315 its reverse (5133), we get a palindrome (8448).

The spelling of 3315 in words is "three thousand, three hundred fifteen".

Divisors: 1 3 5 13 15 17 39 51 65 85 195 221 255 663 1105 3315