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82523 = 711789
BaseRepresentation
bin10100001001011011
311012012102
4110021123
510120043
61434015
7462410
oct241133
9135172
1082523
1157001
123b90b
132b73c
1422107
15196b8
hex1425b

82523 has 4 divisors (see below), whose sum is σ = 94320. Its totient is φ = 70728.

The previous prime is 82507. The next prime is 82529. The reversal of 82523 is 32528.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 82523 - 24 = 82507 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 82495 and 82504.

It is not an unprimeable number, because it can be changed into a prime (82529) 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, 5888 + ... + 5901.

It is an arithmetic number, because the mean of its divisors is an integer number (23580).

282523 is an apocalyptic number.

82523 is a deficient number, since it is larger than the sum of its proper divisors (11797).

82523 is a wasteful number, since it uses less digits than its factorization.

82523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11796.

The product of its digits is 480, while the sum is 20.

The square root of 82523 is about 287.2681673976. The cubic root of 82523 is about 43.5369835652.

It can be divided in two parts, 825 and 23, that added together give a palindrome (848).

The spelling of 82523 in words is "eighty-two thousand, five hundred twenty-three".

Divisors: 1 7 11789 82523