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195285 = 3547277
BaseRepresentation
bin101111101011010101
3100220212210
4233223111
522222120
64104033
71442226
oct575325
9326783
10195285
111237a2
1295019
136ab6c
145124d
153cce0
hex2fad5

195285 has 16 divisors (see below), whose sum is σ = 320256. Its totient is φ = 101568.

The previous prime is 195281. The next prime is 195311. The reversal of 195285 is 582591.

It is not a de Polignac number, because 195285 - 22 = 195281 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 567 + ... + 843.

It is an arithmetic number, because the mean of its divisors is an integer number (20016).

2195285 is an apocalyptic number.

195285 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

195285 is a deficient number, since it is larger than the sum of its proper divisors (124971).

195285 is a wasteful number, since it uses less digits than its factorization.

195285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332.

The product of its digits is 3600, while the sum is 30.

The square root of 195285 is about 441.9106244480. The cubic root of 195285 is about 58.0171372269.

The spelling of 195285 in words is "one hundred ninety-five thousand, two hundred eighty-five".

Divisors: 1 3 5 15 47 141 235 277 705 831 1385 4155 13019 39057 65095 195285