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195994 = 243253
BaseRepresentation
bin101111110110011010
3100221212001
4233312122
522232434
64111214
71444261
oct576632
9327761
10195994
11124287
129550a
136b296
14515d8
153d114
hex2fd9a

195994 has 12 divisors (see below), whose sum is σ = 306666. Its totient is φ = 93912.

The previous prime is 195991. The next prime is 195997. The reversal of 195994 is 499591.

195994 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (195991) and next prime (195997).

It can be written as a sum of positive squares in only one way, i.e., 149769 + 46225 = 387^2 + 215^2 .

It is not an unprimeable number, because it can be changed into a prime (195991) 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, 3672 + ... + 3724.

2195994 is an apocalyptic number.

195994 is a deficient number, since it is larger than the sum of its proper divisors (110672).

195994 is an equidigital number, since it uses as much as digits as its factorization.

195994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141 (or 98 counting only the distinct ones).

The product of its digits is 14580, while the sum is 37.

The square root of 195994 is about 442.7120960624. The cubic root of 195994 is about 58.0872645964.

The spelling of 195994 in words is "one hundred ninety-five thousand, nine hundred ninety-four".

Divisors: 1 2 43 53 86 106 1849 2279 3698 4558 97997 195994