Base | Representation |
---|---|
bin | 1011111101010… |
… | …0111110000001 |
3 | 10111101011021011 |
4 | 2333110332001 |
5 | 100314433033 |
6 | 4551000521 |
7 | 1146212431 |
oct | 277247601 |
9 | 114334234 |
10 | 50155393 |
11 | 26347542 |
12 | 14969141 |
13 | a511062 |
14 | 69382c1 |
15 | 460accd |
hex | 2fd4f81 |
50155393 has 2 divisors, whose sum is σ = 50155394. Its totient is φ = 50155392.
The previous prime is 50155381. The next prime is 50155403. The reversal of 50155393 is 39355105.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 47238129 + 2917264 = 6873^2 + 1708^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-50155393 is a prime.
It is not a weakly prime, because it can be changed into another prime (50155493) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25077696 + 25077697.
It is an arithmetic number, because the mean of its divisors is an integer number (25077697).
Almost surely, 250155393 is an apocalyptic number.
It is an amenable number.
50155393 is a deficient number, since it is larger than the sum of its proper divisors (1).
50155393 is an equidigital number, since it uses as much as digits as its factorization.
50155393 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 10125, while the sum is 31.
The square root of 50155393 is about 7082.0472322627. The cubic root of 50155393 is about 368.7844036464.
The spelling of 50155393 in words is "fifty million, one hundred fifty-five thousand, three hundred ninety-three".
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