Base | Representation |
---|---|
bin | 101111010011110001… |
… | …011011001110010001 |
3 | 11212010011121220120202 |
4 | 233103301123032101 |
5 | 1313013140330033 |
6 | 35200332344545 |
7 | 3445545246155 |
oct | 572361331621 |
9 | 155104556522 |
10 | 50797589393 |
11 | 1a5a7a07841 |
12 | 9a18015155 |
13 | 4a3708a605 |
14 | 265c62d065 |
15 | 14c48e28e8 |
hex | bd3c5b391 |
50797589393 has 2 divisors, whose sum is σ = 50797589394. Its totient is φ = 50797589392.
The previous prime is 50797589351. The next prime is 50797589461. The reversal of 50797589393 is 39398579705.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 46116703504 + 4680885889 = 214748^2 + 68417^2 .
It is a cyclic number.
It is not a de Polignac number, because 50797589393 - 216 = 50797523857 is a prime.
It is a super-2 number, since 2×507975893932 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (50797589093) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25398794696 + 25398794697.
It is an arithmetic number, because the mean of its divisors is an integer number (25398794697).
Almost surely, 250797589393 is an apocalyptic number.
It is an amenable number.
50797589393 is a deficient number, since it is larger than the sum of its proper divisors (1).
50797589393 is an equidigital number, since it uses as much as digits as its factorization.
50797589393 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 64297800, while the sum is 65.
The spelling of 50797589393 in words is "fifty billion, seven hundred ninety-seven million, five hundred eighty-nine thousand, three hundred ninety-three".
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