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5587 = 37151
BaseRepresentation
bin1010111010011
321122221
41113103
5134322
641511
722201
oct12723
97587
105587
11421a
123297
13270a
142071
1519c7
hex15d3

5587 has 4 divisors (see below), whose sum is σ = 5776. Its totient is φ = 5400.

The previous prime is 5581. The next prime is 5591. The reversal of 5587 is 7855.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7855 = 51571.

It is a cyclic number.

It is not a de Polignac number, because 5587 - 211 = 3539 is a prime.

It is a Duffinian number.

5587 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5581) 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, 39 + ... + 112.

It is an arithmetic number, because the mean of its divisors is an integer number (1444).

25587 is an apocalyptic number.

5587 is a deficient number, since it is larger than the sum of its proper divisors (189).

5587 is a wasteful number, since it uses less digits than its factorization.

5587 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 digits is 1400, while the sum is 25.

The square root of 5587 is about 74.7462373635. The cubic root of 5587 is about 17.7443280165.

It can be divided in two parts, 558 and 7, that added together give a palindrome (565).

The spelling of 5587 in words is "five thousand, five hundred eighty-seven".

Divisors: 1 37 151 5587