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25082 = 212541
BaseRepresentation
bin110000111111010
31021101222
412013322
51300312
6312042
7133061
oct60772
937358
1025082
1117932
1212622
13b555
1491d8
157672
hex61fa

25082 has 4 divisors (see below), whose sum is σ = 37626. Its totient is φ = 12540.

The previous prime is 25073. The next prime is 25087. The reversal of 25082 is 28052.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 17161 + 7921 = 131^2 + 89^2 .

It is a nialpdrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 25082.

It is not an unprimeable number, because it can be changed into a prime (25087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6269 + ... + 6272.

225082 is an apocalyptic number.

25082 is a deficient number, since it is larger than the sum of its proper divisors (12544).

25082 is a wasteful number, since it uses less digits than its factorization.

25082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12543.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 25082 is about 158.3729774930. The cubic root of 25082 is about 29.2721117532.

The spelling of 25082 in words is "twenty-five thousand, eighty-two".

Divisors: 1 2 12541 25082