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BaseRepresentation
bin100111001010
310102211
4213022
540011
615334
710210
oct4712
93384
102506
111979
12154a
1311aa
14cb0
15b21
hex9ca

2506 has 8 divisors (see below), whose sum is σ = 4320. Its totient is φ = 1068.

The previous prime is 2503. The next prime is 2521. The reversal of 2506 is 6052.

Adding to 2506 its reverse (6052), we get a palindrome (8558).

It can be divided in two parts, 250 and 6, that added together give a 8-th power (256 = 28).

2506 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 13.

It is a nialpdrome in base 14 and base 15.

It is a zygodrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (2503) 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, 76 + ... + 103.

It is an arithmetic number, because the mean of its divisors is an integer number (540).

2506 is a Friedman number, since it can be written as 50^2+6, using all its digits and the basic arithmetic operations.

2506 is a deficient number, since it is larger than the sum of its proper divisors (1814).

2506 is a wasteful number, since it uses less digits than its factorization.

2506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188.

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 2506 is about 50.0599640431. The cubic root of 2506 is about 13.5829370789.

The spelling of 2506 in words is "two thousand, five hundred six".

Divisors: 1 2 7 14 179 358 1253 2506