Base | Representation |
---|---|
bin | 110100001101011111… |
… | …1100010001000011011 |
3 | 101201101222100100212001 |
4 | 1220122333202020123 |
5 | 3314111213342222 |
6 | 123301431501431 |
7 | 11046326243623 |
oct | 1503277421033 |
9 | 351358310761 |
10 | 112122012187 |
11 | 43606a53299 |
12 | 19891527877 |
13 | a75b024013 |
14 | 55d8d5d883 |
15 | 2db355be27 |
hex | 1a1afe221b |
112122012187 has 2 divisors, whose sum is σ = 112122012188. Its totient is φ = 112122012186.
The previous prime is 112122012113. The next prime is 112122012209. The reversal of 112122012187 is 781210221211.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 112122012187 - 219 = 112121487899 is a prime.
It is not a weakly prime, because it can be changed into another prime (112122012287) 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, 56061006093 + 56061006094.
It is an arithmetic number, because the mean of its divisors is an integer number (56061006094).
Almost surely, 2112122012187 is an apocalyptic number.
112122012187 is a deficient number, since it is larger than the sum of its proper divisors (1).
112122012187 is an equidigital number, since it uses as much as digits as its factorization.
112122012187 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 896, while the sum is 28.
Adding to 112122012187 its reverse (781210221211), we get a palindrome (893332233398).
The spelling of 112122012187 in words is "one hundred twelve billion, one hundred twenty-two million, twelve thousand, one hundred eighty-seven".
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