Base | Representation |
---|---|
bin | 1011111111100… |
… | …1111100110101 |
3 | 10111122212001101 |
4 | 2333321330311 |
5 | 100334304434 |
6 | 4554130101 |
7 | 1150413154 |
oct | 277717465 |
9 | 114585041 |
10 | 50306869 |
11 | 26440328 |
12 | 14a20931 |
13 | a564ca2 |
14 | 697759b |
15 | 463ab14 |
hex | 2ff9f35 |
50306869 has 2 divisors, whose sum is σ = 50306870. Its totient is φ = 50306868.
The previous prime is 50306849. The next prime is 50306887. The reversal of 50306869 is 96860305.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 45400644 + 4906225 = 6738^2 + 2215^2 .
It is a cyclic number.
It is not a de Polignac number, because 50306869 - 219 = 49782581 is a prime.
It is a super-2 number, since 2×503068692 = 5061562137166322, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (50306849) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25153434 + 25153435.
It is an arithmetic number, because the mean of its divisors is an integer number (25153435).
Almost surely, 250306869 is an apocalyptic number.
It is an amenable number.
50306869 is a deficient number, since it is larger than the sum of its proper divisors (1).
50306869 is an equidigital number, since it uses as much as digits as its factorization.
50306869 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 38880, while the sum is 37.
The square root of 50306869 is about 7092.7335351048. The cubic root of 50306869 is about 369.1552899410.
The spelling of 50306869 in words is "fifty million, three hundred six thousand, eight hundred sixty-nine".
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