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8384 = 26131
BaseRepresentation
bin10000011000000
3102111112
42003000
5232014
6102452
733305
oct20300
912445
108384
116332
124a28
133a7c
1430ac
15273e
hex20c0

8384 has 14 divisors (see below), whose sum is σ = 16764. Its totient is φ = 4160.

The previous prime is 8377. The next prime is 8387. The reversal of 8384 is 4838.

It is a plaindrome in base 9.

It is a nialpdrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (8387) by changing a digit.

8384 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 (3) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2 + ... + 129.

28384 is an apocalyptic number.

It is an amenable number.

8384 is a deficient number, since it is larger than the sum of its proper divisors (8380).

8384 is a wasteful number, since it uses less digits than its factorization.

8384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143 (or 133 counting only the distinct ones).

The product of its digits is 768, while the sum is 23.

The square root of 8384 is about 91.5641851381. The cubic root of 8384 is about 20.3150123125.

The spelling of 8384 in words is "eight thousand, three hundred eighty-four".

Divisors: 1 2 4 8 16 32 64 131 262 524 1048 2096 4192 8384