Base | Representation |
---|---|
bin | 1100000010010… |
… | …1011111000011 |
3 | 10111222220122202 |
4 | 3000211133003 |
5 | 100411011222 |
6 | 5002023415 |
7 | 1152055064 |
oct | 300453703 |
9 | 114886582 |
10 | 50485187 |
11 | 265522a5 |
12 | 14aa7b6b |
13 | a5c81bc |
14 | 69c256b |
15 | 4673892 |
hex | 30257c3 |
50485187 has 4 divisors (see below), whose sum is σ = 51124320. Its totient is φ = 49846056.
The previous prime is 50485181. The next prime is 50485213. The reversal of 50485187 is 78158405.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 50485187 - 210 = 50484163 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 50485187.
It is not an unprimeable number, because it can be changed into a prime (50485181) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 319448 + ... + 319605.
It is an arithmetic number, because the mean of its divisors is an integer number (12781080).
Almost surely, 250485187 is an apocalyptic number.
50485187 is a deficient number, since it is larger than the sum of its proper divisors (639133).
50485187 is an equidigital number, since it uses as much as digits as its factorization.
50485187 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 639132.
The product of its (nonzero) digits is 44800, while the sum is 38.
The square root of 50485187 is about 7105.2928862926. The cubic root of 50485187 is about 369.5909455493.
The spelling of 50485187 in words is "fifty million, four hundred eighty-five thousand, one hundred eighty-seven".
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