Base | Representation |
---|---|
bin | 11011110000100000… |
… | …010001011111011101 |
3 | 2211221010222111122111 |
4 | 123300200101133131 |
5 | 442020011431434 |
6 | 21405300114021 |
7 | 2103406404412 |
oct | 336040213735 |
9 | 84833874574 |
10 | 29804795869 |
11 | 11705037302 |
12 | 5939695911 |
13 | 2a6cac99b4 |
14 | 162a554109 |
15 | b9691a964 |
hex | 6f08117dd |
29804795869 has 2 divisors, whose sum is σ = 29804795870. Its totient is φ = 29804795868.
The previous prime is 29804795831. The next prime is 29804795903. The reversal of 29804795869 is 96859740892.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 29795247769 + 9548100 = 172613^2 + 3090^2 .
It is a cyclic number.
It is not a de Polignac number, because 29804795869 - 227 = 29670578141 is a prime.
It is a super-5 number, since 5×298047958695 (a number of 54 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (29804796869) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14902397934 + 14902397935.
It is an arithmetic number, because the mean of its divisors is an integer number (14902397935).
Almost surely, 229804795869 is an apocalyptic number.
It is an amenable number.
29804795869 is a deficient number, since it is larger than the sum of its proper divisors (1).
29804795869 is an equidigital number, since it uses as much as digits as its factorization.
29804795869 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 78382080, while the sum is 67.
The spelling of 29804795869 in words is "twenty-nine billion, eight hundred four million, seven hundred ninety-five thousand, eight hundred sixty-nine".
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