Base | Representation |
---|---|
bin | 111101000110000100… |
… | …1100000110111100111 |
3 | 110112122120112222021222 |
4 | 1322030021200313213 |
5 | 4122144240314142 |
6 | 140134514130555 |
7 | 12323160226313 |
oct | 1721411406747 |
9 | 415576488258 |
10 | 131200323047 |
11 | 50707186652 |
12 | 21516880a5b |
13 | c4ab780061 |
14 | 64c8a80b43 |
15 | 362d414bd2 |
hex | 1e8c260de7 |
131200323047 has 2 divisors, whose sum is σ = 131200323048. Its totient is φ = 131200323046.
The previous prime is 131200323031. The next prime is 131200323061. The reversal of 131200323047 is 740323002131.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 131200323047 - 24 = 131200323031 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (131200323017) 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, 65600161523 + 65600161524.
It is an arithmetic number, because the mean of its divisors is an integer number (65600161524).
Almost surely, 2131200323047 is an apocalyptic number.
131200323047 is a deficient number, since it is larger than the sum of its proper divisors (1).
131200323047 is an equidigital number, since it uses as much as digits as its factorization.
131200323047 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3024, while the sum is 26.
Adding to 131200323047 its reverse (740323002131), we get a palindrome (871523325178).
The spelling of 131200323047 in words is "one hundred thirty-one billion, two hundred million, three hundred twenty-three thousand, forty-seven".
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