Base | Representation |
---|---|
bin | 111101000000001010… |
… | …0101111111101000011 |
3 | 110112010202021011102101 |
4 | 1322000110233331003 |
5 | 4121242444114302 |
6 | 140103110131231 |
7 | 12315231063361 |
oct | 1720024577503 |
9 | 415122234371 |
10 | 131001941827 |
11 | 506151a9929 |
12 | 21480350b17 |
13 | c479641813 |
14 | 64aa5a0631 |
15 | 361acca287 |
hex | 1e8052ff43 |
131001941827 has 2 divisors, whose sum is σ = 131001941828. Its totient is φ = 131001941826.
The previous prime is 131001941801. The next prime is 131001941857. The reversal of 131001941827 is 728149100131.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 131001941827 - 219 = 131001417539 is a prime.
It is not a weakly prime, because it can be changed into another prime (131001941857) 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, 65500970913 + 65500970914.
It is an arithmetic number, because the mean of its divisors is an integer number (65500970914).
Almost surely, 2131001941827 is an apocalyptic number.
131001941827 is a deficient number, since it is larger than the sum of its proper divisors (1).
131001941827 is an equidigital number, since it uses as much as digits as its factorization.
131001941827 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 12096, while the sum is 37.
The spelling of 131001941827 in words is "one hundred thirty-one billion, one million, nine hundred forty-one thousand, eight hundred twenty-seven".
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