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26875 = 5443
BaseRepresentation
bin110100011111011
31100212101
412203323
51330000
6324231
7141232
oct64373
940771
1026875
1119212
1213677
13c304
149b19
157e6a
hex68fb

26875 has 10 divisors (see below), whose sum is σ = 34364. Its totient is φ = 21000.

The previous prime is 26863. The next prime is 26879. The reversal of 26875 is 57862.

It can be divided in two parts, 268 and 75, that multiplied together give a triangular number (20100 = T200).

It is a de Polignac number, because none of the positive numbers 2k-26875 is a prime.

It is a Duffinian number.

Its product of digits (3360) is a multiple of the sum of its prime divisors (48).

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (26879) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 604 + ... + 646.

226875 is an apocalyptic number.

26875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

26875 is a deficient number, since it is larger than the sum of its proper divisors (7489).

26875 is an frugal number, since it uses more digits than its factorization.

26875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63 (or 48 counting only the distinct ones).

The product of its digits is 3360, while the sum is 28.

The square root of 26875 is about 163.9359631076. The cubic root of 26875 is about 29.9536320745.

The spelling of 26875 in words is "twenty-six thousand, eight hundred seventy-five".

Divisors: 1 5 25 43 125 215 625 1075 5375 26875