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25759 is a prime number
BaseRepresentation
bin110010010011111
31022100001
412102133
51311014
6315131
7135046
oct62237
938301
1025759
1118398
1212aa7
13b956
14955d
157974
hex649f

25759 has 2 divisors, whose sum is σ = 25760. Its totient is φ = 25758.

The previous prime is 25747. The next prime is 25763. The reversal of 25759 is 95752.

25759 = 632 + 642 + ... + 682.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25759 - 29 = 25247 is a prime.

25759 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12879 + 12880.

It is an arithmetic number, because the mean of its divisors is an integer number (12880).

225759 is an apocalyptic number.

25759 is a deficient number, since it is larger than the sum of its proper divisors (1).

25759 is an equidigital number, since it uses as much as digits as its factorization.

25759 is an odious number, because the sum of its binary digits is odd.

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

The square root of 25759 is about 160.4961058718. The cubic root of 25759 is about 29.5331428711.

It can be divided in two parts, 25 and 759, that added together give a square (784 = 282).

The spelling of 25759 in words is "twenty-five thousand, seven hundred fifty-nine".