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194800195 = 5174748761
BaseRepresentation
bin10111001110001…
…10101001000011
3111120112212122001
423213012221003
5344332101240
631155124431
74553526412
oct1347065103
9446485561
10194800195
119aa612a7
12552a3717
13314865b5
141bc2b479
151217d89a
hexb9c6a43

194800195 has 16 divisors (see below), whose sum is σ = 252782208. Its totient is φ = 143549440.

The previous prime is 194800181. The next prime is 194800213. The reversal of 194800195 is 591008491.

194800195 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 194800195 - 211 = 194798147 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20386 + ... + 28375.

It is an arithmetic number, because the mean of its divisors is an integer number (15798888).

Almost surely, 2194800195 is an apocalyptic number.

194800195 is a deficient number, since it is larger than the sum of its proper divisors (57982013).

194800195 is a wasteful number, since it uses less digits than its factorization.

194800195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48830.

The product of its (nonzero) digits is 12960, while the sum is 37.

The square root of 194800195 is about 13957.0840435959. The cubic root of 194800195 is about 579.6908727266.

The spelling of 194800195 in words is "one hundred ninety-four million, eight hundred thousand, one hundred ninety-five".

Divisors: 1 5 17 47 85 235 799 3995 48761 243805 828937 2291767 4144685 11458835 38960039 194800195