Base | Representation |
---|---|
bin | 110100001101001010… |
… | …1100110011111010011 |
3 | 101201101012122220101112 |
4 | 1220122111212133103 |
5 | 3314100410114422 |
6 | 123300400123535 |
7 | 11046133642451 |
oct | 1503225463723 |
9 | 351335586345 |
10 | 112111019987 |
11 | 4360082572a |
12 | 198899065ab |
13 | a758975965 |
14 | 55d76db9d1 |
15 | 2db25d9ee2 |
hex | 1a1a5667d3 |
112111019987 has 2 divisors, whose sum is σ = 112111019988. Its totient is φ = 112111019986.
The previous prime is 112111019971. The next prime is 112111020029. The reversal of 112111019987 is 789910111211.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 112111019987 - 24 = 112111019971 is a prime.
It is not a weakly prime, because it can be changed into another prime (112111019927) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56055509993 + 56055509994.
It is an arithmetic number, because the mean of its divisors is an integer number (56055509994).
Almost surely, 2112111019987 is an apocalyptic number.
112111019987 is a deficient number, since it is larger than the sum of its proper divisors (1).
112111019987 is an equidigital number, since it uses as much as digits as its factorization.
112111019987 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 9072, while the sum is 41.
The spelling of 112111019987 in words is "one hundred twelve billion, one hundred eleven million, nineteen thousand, nine hundred eighty-seven".
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