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199384 = 2324923
BaseRepresentation
bin110000101011011000
3101010111121
4300223120
522340014
64135024
71460203
oct605330
9333447
10199384
11126889
1297474
136c9a3
145293a
153e124
hex30ad8

199384 has 8 divisors (see below), whose sum is σ = 373860. Its totient is φ = 99688.

The previous prime is 199379. The next prime is 199399. The reversal of 199384 is 483991.

It is a tau number, because it is divible by the number of its divisors (8).

It is a plaindrome in base 9 and base 11.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12454 + ... + 12469.

2199384 is an apocalyptic number.

It is an amenable number.

199384 is a deficient number, since it is larger than the sum of its proper divisors (174476).

199384 is a wasteful number, since it uses less digits than its factorization.

199384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24929 (or 24925 counting only the distinct ones).

The product of its digits is 7776, while the sum is 34.

The square root of 199384 is about 446.5243554388. The cubic root of 199384 is about 58.4202531868.

The spelling of 199384 in words is "one hundred ninety-nine thousand, three hundred eighty-four".

Divisors: 1 2 4 8 24923 49846 99692 199384