Base | Representation |
---|---|
bin | 1010111111001111011110… |
… | …0001110100001010000011 |
3 | 1120202222201112111221211101 |
4 | 2233303313201310022003 |
5 | 3040421104310414331 |
6 | 41410113311555231 |
7 | 2354603222001421 |
oct | 257636741641203 |
9 | 46688645457741 |
10 | 12081600873091 |
11 | 39388617a95a2 |
12 | 14315b382bb17 |
13 | 6983a03a4989 |
14 | 2daa771d8111 |
15 | 15e40bc12061 |
hex | afcf7874283 |
12081600873091 has 2 divisors, whose sum is σ = 12081600873092. Its totient is φ = 12081600873090.
The previous prime is 12081600873061. The next prime is 12081600873101. The reversal of 12081600873091 is 19037800618021.
It is a happy number.
It is a strong prime.
It is an emirp because it is prime and its reverse (19037800618021) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 12081600873091 - 217 = 12081600742019 is a prime.
It is not a weakly prime, because it can be changed into another prime (12081600873061) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6040800436545 + 6040800436546.
It is an arithmetic number, because the mean of its divisors is an integer number (6040800436546).
Almost surely, 212081600873091 is an apocalyptic number.
12081600873091 is a deficient number, since it is larger than the sum of its proper divisors (1).
12081600873091 is an equidigital number, since it uses as much as digits as its factorization.
12081600873091 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 145152, while the sum is 46.
The spelling of 12081600873091 in words is "twelve trillion, eighty-one billion, six hundred million, eight hundred seventy-three thousand, ninety-one".
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