Search a number
-
+
9087 = 313233
BaseRepresentation
bin10001101111111
3110110120
42031333
5242322
6110023
735331
oct21577
913416
109087
116911
125313
1341a0
143451
152a5c
hex237f

9087 has 8 divisors (see below), whose sum is σ = 13104. Its totient is φ = 5568.

The previous prime is 9067. The next prime is 9091. The reversal of 9087 is 7809.

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

It is not a de Polignac number, because 9087 - 28 = 8831 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78 + ... + 155.

It is an arithmetic number, because the mean of its divisors is an integer number (1638).

29087 is an apocalyptic number.

9087 is the 78-th pentagonal number.

9087 is a deficient number, since it is larger than the sum of its proper divisors (4017).

9087 is a wasteful number, since it uses less digits than its factorization.

9087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249.

The product of its (nonzero) digits is 504, while the sum is 24.

The square root of 9087 is about 95.3257572747. The cubic root of 9087 is about 20.8676483369.

Adding to 9087 its product of nonzero digits (504), we get a triangular number (9591 = T138).

The spelling of 9087 in words is "nine thousand, eighty-seven".

Divisors: 1 3 13 39 233 699 3029 9087