Base | Representation |
---|---|
bin | 1011111101111… |
… | …0010100010100 |
3 | 10111110002210100 |
4 | 2333132110110 |
5 | 100322144214 |
6 | 4551454100 |
7 | 1146432162 |
oct | 277362424 |
9 | 114402710 |
10 | 50193684 |
11 | 26373292 |
12 | 14987330 |
13 | a525608 |
14 | 6948232 |
15 | 4617309 |
hex | 2fde514 |
50193684 has 18 divisors (see below), whose sum is σ = 126878570. Its totient is φ = 16731216.
The previous prime is 50193683. The next prime is 50193709. The reversal of 50193684 is 48639105.
50193684 is a `hidden beast` number, since 501 + 93 + 68 + 4 = 666.
It can be written as a sum of positive squares in only one way, i.e., 46621584 + 3572100 = 6828^2 + 1890^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1394269 = 50193684 / (5 + 0 + 1 + 9 + 3 + 6 + 8 + 4).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50193683) 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, 697099 + ... + 697170.
Almost surely, 250193684 is an apocalyptic number.
It is an amenable number.
50193684 is an abundant number, since it is smaller than the sum of its proper divisors (76684886).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50193684 is a wasteful number, since it uses less digits than its factorization.
50193684 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1394279 (or 1394274 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 36.
The square root of 50193684 is about 7084.7501014503. The cubic root of 50193684 is about 368.8782289275.
The spelling of 50193684 in words is "fifty million, one hundred ninety-three thousand, six hundred eighty-four".
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