Base | Representation |
---|---|
bin | 11010001000011000… |
… | …111101011111001101 |
3 | 2200102102011112200001 |
4 | 122020120331133031 |
5 | 424430330022321 |
6 | 20520101204301 |
7 | 2012206322362 |
oct | 321030753715 |
9 | 80372145601 |
10 | 28058048461 |
11 | 10999045103 |
12 | 5530700691 |
13 | 2851c63651 |
14 | 1502580469 |
15 | ae33d0c91 |
hex | 68863d7cd |
28058048461 has 2 divisors, whose sum is σ = 28058048462. Its totient is φ = 28058048460.
The previous prime is 28058048399. The next prime is 28058048479. The reversal of 28058048461 is 16484085082.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 28052900100 + 5148361 = 167490^2 + 2269^2 .
It is a cyclic number.
It is not a de Polignac number, because 28058048461 - 233 = 19468113869 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (28058048761) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14029024230 + 14029024231.
It is an arithmetic number, because the mean of its divisors is an integer number (14029024231).
Almost surely, 228058048461 is an apocalyptic number.
It is an amenable number.
28058048461 is a deficient number, since it is larger than the sum of its proper divisors (1).
28058048461 is an equidigital number, since it uses as much as digits as its factorization.
28058048461 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 491520, while the sum is 46.
The spelling of 28058048461 in words is "twenty-eight billion, fifty-eight million, forty-eight thousand, four hundred sixty-one".
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