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2529 = 32281
BaseRepresentation
bin100111100001
310110200
4213201
540104
615413
710242
oct4741
93420
102529
11199a
121569
1311c7
14cc9
15b39
hex9e1

2529 has 6 divisors (see below), whose sum is σ = 3666. Its totient is φ = 1680.

The previous prime is 2521. The next prime is 2531. The reversal of 2529 is 9252.

Added to its reverse (9252) it gives a triangular number (11781 = T153).

2529 is nontrivially palindromic in base 5.

2529 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2304 + 225 = 48^2 + 15^2 .

It is not a de Polignac number, because 2529 - 23 = 2521 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a plaindrome in base 11 and base 12.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (2521) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 132 + ... + 149.

It is an arithmetic number, because the mean of its divisors is an integer number (611).

It is an amenable number.

2529 is a deficient number, since it is larger than the sum of its proper divisors (1137).

2529 is a wasteful number, since it uses less digits than its factorization.

2529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287 (or 284 counting only the distinct ones).

The product of its digits is 180, while the sum is 18.

The square root of 2529 is about 50.2891638427. The cubic root of 2529 is about 13.6243652034.

Adding to 2529 its reverse (9252), we get a triangular number (11781 = T153).

The spelling of 2529 in words is "two thousand, five hundred twenty-nine".

Divisors: 1 3 9 281 843 2529