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25795 = 571167
BaseRepresentation
bin110010011000011
31022101101
412103003
51311140
6315231
7135130
oct62303
938341
1025795
1118420
1212b17
13b983
149587
15799a
hex64c3

25795 has 16 divisors (see below), whose sum is σ = 39168. Its totient is φ = 15840.

The previous prime is 25793. The next prime is 25799. The reversal of 25795 is 59752.

It is not a de Polignac number, because 25795 - 21 = 25793 is a prime.

It is a Duffinian number.

Its product of digits (3150) is a multiple of the sum of its prime divisors (90).

It is a plaindrome in base 15.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25793) 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 15 ways as a sum of consecutive naturals, for example, 352 + ... + 418.

It is an arithmetic number, because the mean of its divisors is an integer number (2448).

225795 is an apocalyptic number.

25795 is a deficient number, since it is larger than the sum of its proper divisors (13373).

25795 is a wasteful number, since it uses less digits than its factorization.

25795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90.

The product of its digits is 3150, while the sum is 28.

The square root of 25795 is about 160.6082189678. The cubic root of 25795 is about 29.5468946761.

It can be divided in two parts, 25 and 795, that added together give a triangular number (820 = T40).

The spelling of 25795 in words is "twenty-five thousand, seven hundred ninety-five".

Divisors: 1 5 7 11 35 55 67 77 335 385 469 737 2345 3685 5159 25795