Base | Representation |
---|---|
bin | 10001100010000000… |
… | …110011101110111101 |
3 | 1210120220010220001202 |
4 | 101202000303232331 |
5 | 302023001421003 |
6 | 12351524545245 |
7 | 1234324320146 |
oct | 214200635675 |
9 | 53526126052 |
10 | 18824248253 |
11 | 7a8a885368 |
12 | 3794252225 |
13 | 1a0cc23445 |
14 | ca80a8acd |
15 | 752920088 |
hex | 462033bbd |
18824248253 has 2 divisors, whose sum is σ = 18824248254. Its totient is φ = 18824248252.
The previous prime is 18824248249. The next prime is 18824248259. The reversal of 18824248253 is 35284242881.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 10613532484 + 8210715769 = 103022^2 + 90613^2 .
It is a cyclic number.
It is not a de Polignac number, because 18824248253 - 22 = 18824248249 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 18824248198 and 18824248207.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (18824248259) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9412124126 + 9412124127.
It is an arithmetic number, because the mean of its divisors is an integer number (9412124127).
Almost surely, 218824248253 is an apocalyptic number.
It is an amenable number.
18824248253 is a deficient number, since it is larger than the sum of its proper divisors (1).
18824248253 is an equidigital number, since it uses as much as digits as its factorization.
18824248253 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 983040, while the sum is 47.
The spelling of 18824248253 in words is "eighteen billion, eight hundred twenty-four million, two hundred forty-eight thousand, two hundred fifty-three".
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