Base | Representation |
---|---|
bin | 1011111011011… |
… | …0011011100111 |
3 | 10111010210200111 |
4 | 2332312123213 |
5 | 100301432221 |
6 | 4544153451 |
7 | 1145151652 |
oct | 276663347 |
9 | 114123614 |
10 | 50030311 |
11 | 26271571 |
12 | 14908887 |
13 | a499146 |
14 | 6904899 |
15 | 45d3be1 |
hex | 2fb66e7 |
50030311 has 8 divisors (see below), whose sum is σ = 52130304. Its totient is φ = 47960760.
The previous prime is 50030263. The next prime is 50030333. The reversal of 50030311 is 11303005.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-50030311 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 50030291 and 50030300.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50030381) 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, 4225 + ... + 10858.
It is an arithmetic number, because the mean of its divisors is an integer number (6516288).
Almost surely, 250030311 is an apocalyptic number.
50030311 is a deficient number, since it is larger than the sum of its proper divisors (2099993).
50030311 is a wasteful number, since it uses less digits than its factorization.
50030311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15221.
The product of its (nonzero) digits is 45, while the sum is 13.
The square root of 50030311 is about 7073.2107984988. The cubic root of 50030311 is about 368.4775792784.
Adding to 50030311 its reverse (11303005), we get a palindrome (61333316).
The spelling of 50030311 in words is "fifty million, thirty thousand, three hundred eleven".
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