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195392 = 264371
BaseRepresentation
bin101111101101000000
3100221000202
4233231000
522223032
64104332
71442441
oct575500
9327022
10195392
1112388a
12950a8
136ac22
14512c8
153cd62
hex2fb40

195392 has 28 divisors (see below), whose sum is σ = 402336. Its totient is φ = 94080.

The previous prime is 195389. The next prime is 195401. The reversal of 195392 is 293591.

195392 is nontrivially palindromic in base 7.

195392 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 11.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 195392.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2717 + ... + 2787.

2195392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 195392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (201168).

195392 is an abundant number, since it is smaller than the sum of its proper divisors (206944).

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

195392 is an equidigital number, since it uses as much as digits as its factorization.

195392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126 (or 116 counting only the distinct ones).

The product of its digits is 2430, while the sum is 29.

The square root of 195392 is about 442.0316730733. The cubic root of 195392 is about 58.0277314870.

The spelling of 195392 in words is "one hundred ninety-five thousand, three hundred ninety-two".

Divisors: 1 2 4 8 16 32 43 64 71 86 142 172 284 344 568 688 1136 1376 2272 2752 3053 4544 6106 12212 24424 48848 97696 195392