Base | Representation |
---|---|
bin | 10111001000101… |
… | …01101001010011 |
3 | 111112012001011002 |
4 | 23210111221103 |
5 | 344140401334 |
6 | 31131412215 |
7 | 4544416652 |
oct | 1344255123 |
9 | 445161132 |
10 | 194075219 |
11 | 9a606648 |
12 | 54bb406b |
13 | 31291610 |
14 | 1babd199 |
15 | 12088b7e |
hex | b915a53 |
194075219 has 8 divisors (see below), whose sum is σ = 218091552. Its totient is φ = 171357120.
The previous prime is 194075207. The next prime is 194075243. The reversal of 194075219 is 912570491.
194075219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 194075219 - 212 = 194071123 is a prime.
It is a super-2 number, since 2×1940752192 = 75330381259795922, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (194074219) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 324242 + ... + 324839.
It is an arithmetic number, because the mean of its divisors is an integer number (27261444).
Almost surely, 2194075219 is an apocalyptic number.
194075219 is a deficient number, since it is larger than the sum of its proper divisors (24016333).
194075219 is a wasteful number, since it uses less digits than its factorization.
194075219 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 649117.
The product of its (nonzero) digits is 22680, while the sum is 38.
The square root of 194075219 is about 13931.0882202361. The cubic root of 194075219 is about 578.9708453755.
The spelling of 194075219 in words is "one hundred ninety-four million, seventy-five thousand, two hundred nineteen".
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