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16375 = 53131

16375 has 8 divisors (see below), whose sum is σ = 20592. Its totient is φ = 13000.

The previous prime is 16369. The next prime is 16381. The reversal of 16375 is 57361.

16375 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (16369) and next prime (16381).

It is not a de Polignac number, because 16375 - 211 = 14327 is a prime.

It is a Duffinian number.

16375 is strictly pandigital in base 6.

It is a plaindrome in base 11.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 16375.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60 + ... + 190.

It is an arithmetic number, because the mean of its divisors is an integer number (2574).

16375 is a Friedman number, since it can be written as (5-1)^7-6-3, using all its digits and the basic arithmetic operations.

216375 is an apocalyptic number.

16375 is a deficient number, since it is larger than the sum of its proper divisors (4217).

16375 is an equidigital number, since it uses as much as digits as its factorization.

16375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146 (or 136 counting only the distinct ones).

The product of its digits is 630, while the sum is 22.

The square root of 16375 is about 127.9648389207. The cubic root of 16375 is about 25.3937653907.

The spelling of 16375 in words is "sixteen thousand, three hundred seventy-five".

Divisors: 1 5 25 125 131 655 3275 16375