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BaseRepresentation
bin101110101000001000
3100200222111
4232220020
522102414
64032104
71423543
oct565010
9320874
10190984
11120542
1292634
1368c11
144d85a
153b8c4
hex2ea08

190984 has 8 divisors (see below), whose sum is σ = 358110. Its totient is φ = 95488.

The previous prime is 190979. The next prime is 190997. The reversal of 190984 is 489091.

190984 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 184900 + 6084 = 430^2 + 78^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11929 + ... + 11944.

2190984 is an apocalyptic number.

It is an amenable number.

190984 is a deficient number, since it is larger than the sum of its proper divisors (167126).

190984 is a wasteful number, since it uses less digits than its factorization.

190984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23879 (or 23875 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 31.

The square root of 190984 is about 437.0171621344. The cubic root of 190984 is about 57.5880440720.

The spelling of 190984 in words is "one hundred ninety thousand, nine hundred eighty-four".

Divisors: 1 2 4 8 23873 47746 95492 190984