Base | Representation |
---|---|
bin | 100100001110011001101… |
… | …1111010000100010100101 |
3 | 122121221222022121100001122 |
4 | 1020130303133100202211 |
5 | 1123032420104201133 |
6 | 14331110350303325 |
7 | 1022462410430543 |
oct | 110346337204245 |
9 | 18557868540048 |
10 | 4978730928293 |
11 | 164a5168a5151 |
12 | 684ab2ab7b45 |
13 | 2a16527c0035 |
14 | 132d86b10d93 |
15 | 89795374498 |
hex | 487337d08a5 |
4978730928293 has 2 divisors, whose sum is σ = 4978730928294. Its totient is φ = 4978730928292.
The previous prime is 4978730928239. The next prime is 4978730928317. The reversal of 4978730928293 is 3928290378794.
Together with previous prime (4978730928239) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 4976995122724 + 1735805569 = 2230918^2 + 41663^2 .
It is a cyclic number.
It is not a de Polignac number, because 4978730928293 - 28 = 4978730928037 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (4978730928203) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2489365464146 + 2489365464147.
It is an arithmetic number, because the mean of its divisors is an integer number (2489365464147).
Almost surely, 24978730928293 is an apocalyptic number.
It is an amenable number.
4978730928293 is a deficient number, since it is larger than the sum of its proper divisors (1).
4978730928293 is an equidigital number, since it uses as much as digits as its factorization.
4978730928293 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 329204736, while the sum is 71.
The spelling of 4978730928293 in words is "four trillion, nine hundred seventy-eight billion, seven hundred thirty million, nine hundred twenty-eight thousand, two hundred ninety-three".
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