Search a number
-
+
11683 = 71669
BaseRepresentation
bin10110110100011
3121000201
42312203
5333213
6130031
746030
oct26643
917021
1011683
118861
126917
135419
144387
1536dd
hex2da3

11683 has 4 divisors (see below), whose sum is σ = 13360. Its totient is φ = 10008.

The previous prime is 11681. The next prime is 11689. The reversal of 11683 is 38611.

11683 is nontrivially palindromic in base 6.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11683 - 21 = 11681 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a nialpdrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 11683.

It is not an unprimeable number, because it can be changed into a prime (11681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 828 + ... + 841.

It is an arithmetic number, because the mean of its divisors is an integer number (3340).

211683 is an apocalyptic number.

11683 is a deficient number, since it is larger than the sum of its proper divisors (1677).

11683 is an equidigital number, since it uses as much as digits as its factorization.

11683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1676.

The product of its digits is 144, while the sum is 19.

The square root of 11683 is about 108.0879271704. The cubic root of 11683 is about 22.6908862610.

Subtracting from 11683 its sum of digits (19), we obtain a square (11664 = 1082).

The spelling of 11683 in words is "eleven thousand, six hundred eighty-three".

Divisors: 1 7 1669 11683