Search a number
BaseRepresentation
bin110010110111
311110120
4302313
5101010
623023
712330
oct6267
94416
103255
11249a
121a73
131635
141287
15e70
hexcb7

3255 has 16 divisors (see below), whose sum is σ = 6144. Its totient is φ = 1440.

The previous prime is 3253. The next prime is 3257. The reversal of 3255 is 5523.

Subtracting from 3255 its sum of digits (15), we obtain a triangular number (3240 = T80).

Adding to 3255 its reverse (5523), we get a palindrome (8778).

3255 is an esthetic number in base 5, because in such base its adjacent digits differ by 1.

It is an interprime number because it is at equal distance from previous prime (3253) and next prime (3257).

It is not a de Polignac number, because 3255 - 21 = 3253 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a d-powerful number, because it can be written as 3 + 53 + 2 + 55 .

3255 is an undulating number in base 5.

It is a plaindrome in base 11.

It is a nialpdrome in base 15 and base 16.

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 3255.

It is not an unprimeable number, because it can be changed into a prime (3251) 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, 90 + ... + 120.

It is an arithmetic number, because the mean of its divisors is an integer number (384).

3255 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3255 is a deficient number, since it is larger than the sum of its proper divisors (2889).

3255 is a wasteful number, since it uses less digits than its factorization.

3255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46.

The product of its digits is 150, while the sum is 15.

The square root of 3255 is about 57.0526073024. The cubic root of 3255 is about 14.8200725937.

The spelling of 3255 in words is "three thousand, two hundred fifty-five".