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26793 = 3213229
BaseRepresentation
bin110100010101001
31100202100
412202221
51324133
6324013
7141054
oct64251
940670
1026793
1119148
1213609
13c270
149a9b
157e13
hex68a9

26793 has 12 divisors (see below), whose sum is σ = 41860. Its totient is φ = 16416.

The previous prime is 26783. The next prime is 26801. The reversal of 26793 is 39762.

It can be written as a sum of positive squares in 2 ways, for example, as 15129 + 11664 = 123^2 + 108^2 .

It is not a de Polignac number, because 26793 - 24 = 26777 is a prime.

It is a d-powerful number, because it can be written as 211 + 64 + 75 + 92 + 38 .

It is not an unprimeable number, because it can be changed into a prime (26713) 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 11 ways as a sum of consecutive naturals, for example, 3 + ... + 231.

226793 is an apocalyptic number.

It is an amenable number.

26793 is a deficient number, since it is larger than the sum of its proper divisors (15067).

26793 is a wasteful number, since it uses less digits than its factorization.

26793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248 (or 245 counting only the distinct ones).

The product of its digits is 2268, while the sum is 27.

The square root of 26793 is about 163.6856743884. The cubic root of 26793 is about 29.9231365686.

The spelling of 26793 in words is "twenty-six thousand, seven hundred ninety-three".

Divisors: 1 3 9 13 39 117 229 687 2061 2977 8931 26793