Base | Representation |
---|---|
bin | 1011111011011… |
… | …0010111110101 |
3 | 10111010210100112 |
4 | 2332312113311 |
5 | 100301430234 |
6 | 4544152405 |
7 | 1145151155 |
oct | 276662765 |
9 | 114123315 |
10 | 50030069 |
11 | 26271371 |
12 | 14908705 |
13 | a498cbb |
14 | 6904765 |
15 | 45d3ace |
hex | 2fb65f5 |
50030069 has 2 divisors, whose sum is σ = 50030070. Its totient is φ = 50030068.
The previous prime is 50030051. The next prime is 50030077. The reversal of 50030069 is 96003005.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 39853969 + 10176100 = 6313^2 + 3190^2 .
It is a cyclic number.
It is not a de Polignac number, because 50030069 - 212 = 50025973 is a prime.
It is a super-2 number, since 2×500300692 = 5006015608289522, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (50030089) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25015034 + 25015035.
It is an arithmetic number, because the mean of its divisors is an integer number (25015035).
Almost surely, 250030069 is an apocalyptic number.
It is an amenable number.
50030069 is a deficient number, since it is larger than the sum of its proper divisors (1).
50030069 is an equidigital number, since it uses as much as digits as its factorization.
50030069 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 810, while the sum is 23.
The square root of 50030069 is about 7073.1936916785. The cubic root of 50030069 is about 368.4769851604.
The spelling of 50030069 in words is "fifty million, thirty thousand, sixty-nine".
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