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195113 = 593307
BaseRepresentation
bin101111101000101001
3100220122102
4233220221
522220423
64103145
71441562
oct575051
9326572
10195113
11123656
1294ab5
136aa69
1451169
153cc28
hex2fa29

195113 has 4 divisors (see below), whose sum is σ = 198480. Its totient is φ = 191748.

The previous prime is 195103. The next prime is 195121. The reversal of 195113 is 311591.

It is a Cunningham number, because it is equal to 583+1.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 195113 - 26 = 195049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (195103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1595 + ... + 1712.

It is an arithmetic number, because the mean of its divisors is an integer number (49620).

195113 is a Friedman number, since it can be written as 1+(59-1*1)^3, using all its digits and the basic arithmetic operations.

2195113 is an apocalyptic number.

It is an amenable number.

195113 is a deficient number, since it is larger than the sum of its proper divisors (3367).

195113 is an equidigital number, since it uses as much as digits as its factorization.

195113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3366.

The product of its digits is 135, while the sum is 20.

The square root of 195113 is about 441.7159720907. The cubic root of 195113 is about 58.0000990882. Note that the first 4 decimals are identical.

The spelling of 195113 in words is "one hundred ninety-five thousand, one hundred thirteen".

Divisors: 1 59 3307 195113