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195223 = 71672
BaseRepresentation
bin101111101010010111
3100220210111
4233222113
522221343
64103451
71442110
oct575227
9326714
10195223
11123746
1294b87
136ab22
1451207
153cc9d
hex2fa97

195223 has 6 divisors (see below), whose sum is σ = 224456. Its totient is φ = 166332.

The previous prime is 195203. The next prime is 195229. The reversal of 195223 is 322591.

It is not a de Polignac number, because 195223 - 217 = 64151 is a prime.

It is a super-2 number, since 2×1952232 = 76224039458, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 195194 and 195203.

It is a congruent number.

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

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1086 + ... + 1252.

2195223 is an apocalyptic number.

195223 is a deficient number, since it is larger than the sum of its proper divisors (29233).

195223 is an frugal number, since it uses more digits than its factorization.

195223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341 (or 174 counting only the distinct ones).

The product of its digits is 540, while the sum is 22.

The square root of 195223 is about 441.8404689478. The cubic root of 195223 is about 58.0109967258.

The spelling of 195223 in words is "one hundred ninety-five thousand, two hundred twenty-three".

Divisors: 1 7 167 1169 27889 195223