Base | Representation |
---|---|
bin | 1100000110110… |
… | …0010100100011 |
3 | 10112112122122211 |
4 | 3001230110203 |
5 | 100444302311 |
6 | 5012142551 |
7 | 1154404015 |
oct | 301542443 |
9 | 115478584 |
10 | 50775331 |
11 | 26730292 |
12 | 15007a57 |
13 | a69a299 |
14 | 6a5a1b5 |
15 | 46ce821 |
hex | 306c523 |
50775331 has 4 divisors (see below), whose sum is σ = 50890392. Its totient is φ = 50660272.
The previous prime is 50775323. The next prime is 50775349. The reversal of 50775331 is 13357705.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13357705 = 5 ⋅2671541.
It is a cyclic number.
It is not a de Polignac number, because 50775331 - 23 = 50775323 is a prime.
It is a super-2 number, since 2×507753312 = 5156268476319122, which contains 22 as substring.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 50775293 and 50775302.
It is not an unprimeable number, because it can be changed into a prime (50770331) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56866 + ... + 57751.
It is an arithmetic number, because the mean of its divisors is an integer number (12722598).
Almost surely, 250775331 is an apocalyptic number.
50775331 is a deficient number, since it is larger than the sum of its proper divisors (115061).
50775331 is a wasteful number, since it uses less digits than its factorization.
50775331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 115060.
The product of its (nonzero) digits is 11025, while the sum is 31.
The square root of 50775331 is about 7125.6810902538. The cubic root of 50775331 is about 370.2976202879.
The spelling of 50775331 in words is "fifty million, seven hundred seventy-five thousand, three hundred thirty-one".
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