Base | Representation |
---|---|
bin | 11010001000000101… |
… | …010100001110011111 |
3 | 2200102001110220112212 |
4 | 122020011110032133 |
5 | 424423020224334 |
6 | 20515354551035 |
7 | 2012114463506 |
oct | 321005241637 |
9 | 80361426485 |
10 | 28052898719 |
11 | 1099614801a |
12 | 552aa3847b |
13 | 2850b7c671 |
14 | 15019dd83d |
15 | ae2c14ece |
hex | 68815439f |
28052898719 has 2 divisors, whose sum is σ = 28052898720. Its totient is φ = 28052898718.
The previous prime is 28052898703. The next prime is 28052898739. The reversal of 28052898719 is 91789825082.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 28052898719 - 24 = 28052898703 is a prime.
It is a super-2 number, since 2×280528987192 (a number of 22 digits) contains 22 as substring.
It is a Sophie Germain prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (28052898739) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14026449359 + 14026449360.
It is an arithmetic number, because the mean of its divisors is an integer number (14026449360).
Almost surely, 228052898719 is an apocalyptic number.
28052898719 is a deficient number, since it is larger than the sum of its proper divisors (1).
28052898719 is an equidigital number, since it uses as much as digits as its factorization.
28052898719 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5806080, while the sum is 59.
The spelling of 28052898719 in words is "twenty-eight billion, fifty-two million, eight hundred ninety-eight thousand, seven hundred nineteen".
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