Base | Representation |
---|---|
bin | 1011111011111… |
… | …1000100011001 |
3 | 10111012121012210 |
4 | 2332333010121 |
5 | 100304100224 |
6 | 4545025333 |
7 | 1145360052 |
oct | 276770431 |
9 | 114177183 |
10 | 50065689 |
11 | 26296103 |
12 | 14925249 |
13 | a4ac28b |
14 | 6913729 |
15 | 45de429 |
hex | 2fbf119 |
50065689 has 16 divisors (see below), whose sum is σ = 69013440. Its totient is φ = 32266560.
The previous prime is 50065679. The next prime is 50065693. The reversal of 50065689 is 98656005.
It is not a de Polignac number, because 50065689 - 25 = 50065657 is a prime.
It is a super-3 number, since 3×500656893 (a number of 24 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (50065649) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8479 + ... + 13115.
It is an arithmetic number, because the mean of its divisors is an integer number (4313340).
Almost surely, 250065689 is an apocalyptic number.
50065689 is a gapful number since it is divisible by the number (59) formed by its first and last digit.
It is an amenable number.
50065689 is a deficient number, since it is larger than the sum of its proper divisors (18947751).
50065689 is a wasteful number, since it uses less digits than its factorization.
50065689 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4760.
The product of its (nonzero) digits is 64800, while the sum is 39.
The square root of 50065689 is about 7075.7112010030. The cubic root of 50065689 is about 368.5644128267.
The spelling of 50065689 in words is "fifty million, sixty-five thousand, six hundred eighty-nine".
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