Base | Representation |
---|---|
bin | 10111001000011111111010… |
… | …01000101011010100101101 |
3 | 20200010002012000201120020012 |
4 | 23210033331020223110231 |
5 | 23131421311404044111 |
6 | 300105051323503005 |
7 | 13500126510510461 |
oct | 1344177510532455 |
9 | 220102160646205 |
10 | 50869544596781 |
11 | 1523271a838759 |
12 | 5856a37687a65 |
13 | 224cc92677b21 |
14 | c7c155cbc4a1 |
15 | 5d33785a848b |
hex | 2e43fd22b52d |
50869544596781 has 2 divisors, whose sum is σ = 50869544596782. Its totient is φ = 50869544596780.
The previous prime is 50869544596723. The next prime is 50869544596931. The reversal of 50869544596781 is 18769544596805.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 43043230618756 + 7826313978025 = 6560734^2 + 2797555^2 .
It is a cyclic number.
It is not a de Polignac number, because 50869544596781 - 214 = 50869544580397 is a prime.
It is a super-2 number, since 2×508695445967812 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (50869544536781) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25434772298390 + 25434772298391.
It is an arithmetic number, because the mean of its divisors is an integer number (25434772298391).
Almost surely, 250869544596781 is an apocalyptic number.
It is an amenable number.
50869544596781 is a deficient number, since it is larger than the sum of its proper divisors (1).
50869544596781 is an equidigital number, since it uses as much as digits as its factorization.
50869544596781 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2612736000, while the sum is 77.
The spelling of 50869544596781 in words is "fifty trillion, eight hundred sixty-nine billion, five hundred forty-four million, five hundred ninety-six thousand, seven hundred eighty-one".
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