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26494 = 2131019
BaseRepresentation
bin110011101111110
31100100021
412131332
51321434
6322354
7140146
oct63576
940307
1026494
11189a6
12133ba
13c0a0
149926
157cb4
hex677e

26494 has 8 divisors (see below), whose sum is σ = 42840. Its totient is φ = 12216.

The previous prime is 26489. The next prime is 26497. The reversal of 26494 is 49462.

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

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 484 + ... + 535.

It is an arithmetic number, because the mean of its divisors is an integer number (5355).

226494 is an apocalyptic number.

26494 is a deficient number, since it is larger than the sum of its proper divisors (16346).

26494 is a wasteful number, since it uses less digits than its factorization.

26494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034.

The product of its digits is 1728, while the sum is 25.

The square root of 26494 is about 162.7697760642. The cubic root of 26494 is about 29.8114095313.

The spelling of 26494 in words is "twenty-six thousand, four hundred ninety-four".

Divisors: 1 2 13 26 1019 2038 13247 26494