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198714 = 2333119
BaseRepresentation
bin110000100000111010
3101002120210
4300200322
522324324
64131550
71455225
oct604072
9332523
10198714
1112632a
1296bb6
136c5a9
14525bc
153dd29
hex3083a

198714 has 8 divisors (see below), whose sum is σ = 397440. Its totient is φ = 66236.

The previous prime is 198701. The next prime is 198719. The reversal of 198714 is 417891.

Added to its reverse (417891) it gives a triangular number (616605 = T1110).

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

198714 is an admirable number.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 198714.

It is not an unprimeable number, because it can be changed into a prime (198719) by changing a digit.

198714 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 (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16554 + ... + 16565.

It is an arithmetic number, because the mean of its divisors is an integer number (49680).

2198714 is an apocalyptic number.

198714 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.

198714 is a wasteful number, since it uses less digits than its factorization.

198714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33124.

The product of its digits is 2016, while the sum is 30.

The square root of 198714 is about 445.7734850796. The cubic root of 198714 is about 58.3547422551.

Adding to 198714 its reverse (417891), we get a triangular number (616605 = T1110).

The spelling of 198714 in words is "one hundred ninety-eight thousand, seven hundred fourteen".

Divisors: 1 2 3 6 33119 66238 99357 198714