Base | Representation |
---|---|
bin | 11101110111000000001010… |
… | …111010011001011100101011 |
3 | 122012222100212211222000002012 |
4 | 131313000022322121130223 |
5 | 114203044203344420433 |
6 | 1143145000053430135 |
7 | 36442531626533453 |
oct | 3567001272313453 |
9 | 565870784860065 |
10 | 131323103123243 |
11 | 389308a71438a9 |
12 | 1288b36963b34b |
13 | 583793bc06a45 |
14 | 2460101bdad63 |
15 | 102b03689d848 |
hex | 77700ae9972b |
131323103123243 has 2 divisors, whose sum is σ = 131323103123244. Its totient is φ = 131323103123242.
The previous prime is 131323103123227. The next prime is 131323103123257. The reversal of 131323103123243 is 342321301323131.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 131323103123243 - 24 = 131323103123227 is a prime.
It is not a weakly prime, because it can be changed into another prime (131323103123143) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65661551561621 + 65661551561622.
It is an arithmetic number, because the mean of its divisors is an integer number (65661551561622).
Almost surely, 2131323103123243 is an apocalyptic number.
131323103123243 is a deficient number, since it is larger than the sum of its proper divisors (1).
131323103123243 is an equidigital number, since it uses as much as digits as its factorization.
131323103123243 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 23328, while the sum is 32.
Adding to 131323103123243 its reverse (342321301323131), we get a palindrome (473644404446374).
The spelling of 131323103123243 in words is "one hundred thirty-one trillion, three hundred twenty-three billion, one hundred three million, one hundred twenty-three thousand, two hundred forty-three".
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