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25193 = 75961
BaseRepresentation
bin110001001101001
31021120002
412021221
51301233
6312345
7133310
oct61151
937502
1025193
1117a23
12126b5
13b60c
149277
1576e8
hex6269

25193 has 8 divisors (see below), whose sum is σ = 29760. Its totient is φ = 20880.

The previous prime is 25189. The next prime is 25219. The reversal of 25193 is 39152.

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

It is a cyclic number.

It is not a de Polignac number, because 25193 - 22 = 25189 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (25153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 383 + ... + 443.

It is an arithmetic number, because the mean of its divisors is an integer number (3720).

225193 is an apocalyptic number.

It is an amenable number.

25193 is a deficient number, since it is larger than the sum of its proper divisors (4567).

25193 is an equidigital number, since it uses as much as digits as its factorization.

25193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127.

The product of its digits is 270, while the sum is 20.

The square root of 25193 is about 158.7230292050. The cubic root of 25193 is about 29.3152293017.

It can be divided in two parts, 2519 and 3, that multiplied together give a palindrome (7557).

The spelling of 25193 in words is "twenty-five thousand, one hundred ninety-three".

Divisors: 1 7 59 61 413 427 3599 25193