Base | Representation |
---|---|
bin | 10111001111011001100100… |
… | …101000101101010101110001 |
3 | 111101220111110000120102100202 |
4 | 113033121210220231111301 |
5 | 101344130334421301111 |
6 | 1001220052341524545 |
7 | 30346445233460552 |
oct | 2717314450552561 |
9 | 441814400512322 |
10 | 102213320103281 |
11 | 2a628475558982 |
12 | b569762113755 |
13 | 45058a04b73aa |
14 | 1b35218836329 |
15 | bc3c0a303b3b |
hex | 5cf664a2d571 |
102213320103281 has 2 divisors, whose sum is σ = 102213320103282. Its totient is φ = 102213320103280.
The previous prime is 102213320103263. The next prime is 102213320103343. The reversal of 102213320103281 is 182301023312201.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 101745955086400 + 467365016881 = 10086920^2 + 683641^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-102213320103281 is a prime.
It is a super-2 number, since 2×1022133201032812 (a number of 29 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (102213020103281) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51106660051640 + 51106660051641.
It is an arithmetic number, because the mean of its divisors is an integer number (51106660051641).
Almost surely, 2102213320103281 is an apocalyptic number.
It is an amenable number.
102213320103281 is a deficient number, since it is larger than the sum of its proper divisors (1).
102213320103281 is an equidigital number, since it uses as much as digits as its factorization.
102213320103281 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3456, while the sum is 29.
Adding to 102213320103281 its reverse (182301023312201), we get a palindrome (284514343415482).
The spelling of 102213320103281 in words is "one hundred two trillion, two hundred thirteen billion, three hundred twenty million, one hundred three thousand, two hundred eighty-one".
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