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195222 = 2332537
BaseRepresentation
bin101111101010010110
3100220210110
4233222112
522221342
64103450
71442106
oct575226
9326713
10195222
11123745
1294b86
136ab21
1451206
153cc9c
hex2fa96

195222 has 8 divisors (see below), whose sum is σ = 390456. Its totient is φ = 65072.

The previous prime is 195203. The next prime is 195229. The reversal of 195222 is 222591.

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

195222 is an admirable number.

It is a super-2 number, since 2×1952222 = 76223258568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195229) by changing a digit.

195222 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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16263 + ... + 16274.

It is an arithmetic number, because the mean of its divisors is an integer number (48807).

2195222 is an apocalyptic number.

195222 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.

195222 is a wasteful number, since it uses less digits than its factorization.

195222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32542.

The product of its digits is 360, while the sum is 21.

The square root of 195222 is about 441.8393373162. The cubic root of 195222 is about 58.0108976748.

The spelling of 195222 in words is "one hundred ninety-five thousand, two hundred twenty-two".

Divisors: 1 2 3 6 32537 65074 97611 195222