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8394 = 231399
BaseRepresentation
bin10000011001010
3102111220
42003022
5232034
6102510
733321
oct20312
912456
108394
116341
124a36
133a89
1430b8
152749
hex20ca

8394 has 8 divisors (see below), whose sum is σ = 16800. Its totient is φ = 2796.

The previous prime is 8389. The next prime is 8419. The reversal of 8394 is 4938.

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

8394 is an admirable number.

It is a plaindrome in base 9.

It is a nialpdrome in base 7.

It is an unprimeable number.

8394 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 694 + ... + 705.

It is an arithmetic number, because the mean of its divisors is an integer number (2100).

28394 is an apocalyptic number.

8394 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8400).

8394 is a wasteful number, since it uses less digits than its factorization.

8394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1404.

The product of its digits is 864, while the sum is 24.

The square root of 8394 is about 91.6187753684. The cubic root of 8394 is about 20.3230860008.

The spelling of 8394 in words is "eight thousand, three hundred ninety-four".

Divisors: 1 2 3 6 1399 2798 4197 8394