Base | Representation |
---|---|
bin | 10111001110100… |
… | …10111010001111 |
3 | 111120122102120020 |
4 | 23213102322033 |
5 | 344340203242 |
6 | 31200153223 |
7 | 4554126051 |
oct | 1347227217 |
9 | 446572506 |
10 | 194850447 |
11 | 9aa96030 |
12 | 55308813 |
13 | 314a342c |
14 | 1bc418d1 |
15 | 1218d6ec |
hex | b9d2e8f |
194850447 has 24 divisors (see below), whose sum is σ = 301085952. Its totient is φ = 111139200.
The previous prime is 194850427. The next prime is 194850497. The reversal of 194850447 is 744058491.
It is not a de Polignac number, because 194850447 - 210 = 194849423 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 194850399 and 194850408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (194850427) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 679 + ... + 19752.
It is an arithmetic number, because the mean of its divisors is an integer number (12545248).
Almost surely, 2194850447 is an apocalyptic number.
194850447 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
194850447 is a deficient number, since it is larger than the sum of its proper divisors (106235505).
194850447 is a wasteful number, since it uses less digits than its factorization.
194850447 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20479 (or 20462 counting only the distinct ones).
The product of its (nonzero) digits is 161280, while the sum is 42.
The square root of 194850447 is about 13958.8841602758. The cubic root of 194850447 is about 579.7407154577.
The spelling of 194850447 in words is "one hundred ninety-four million, eight hundred fifty thousand, four hundred forty-seven".
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