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195996 = 22316333
BaseRepresentation
bin101111110110011100
3100221212010
4233312130
522232441
64111220
71444263
oct576634
9327763
10195996
11124289
1295510
136b298
14515da
153d116
hex2fd9c

195996 has 12 divisors (see below), whose sum is σ = 457352. Its totient is φ = 65328.

The previous prime is 195991. The next prime is 195997. The reversal of 195996 is 699591.

195996 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195991) by changing a digit.

195996 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8155 + ... + 8178.

2195996 is an apocalyptic number.

It is an amenable number.

195996 is an abundant number, since it is smaller than the sum of its proper divisors (261356).

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

195996 is a wasteful number, since it uses less digits than its factorization.

195996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16340 (or 16338 counting only the distinct ones).

The product of its digits is 21870, while the sum is 39.

The square root of 195996 is about 442.7143548610. The cubic root of 195996 is about 58.0874621775.

The spelling of 195996 in words is "one hundred ninety-five thousand, nine hundred ninety-six".

Divisors: 1 2 3 4 6 12 16333 32666 48999 65332 97998 195996