Base | Representation |
---|---|
bin | 111000111101101010… |
… | …0011111100110101011 |
3 | 102200202020211000110121 |
4 | 1301323110133212223 |
5 | 4001011440213222 |
6 | 132110254424111 |
7 | 11560255206253 |
oct | 1617324374653 |
9 | 380666730417 |
10 | 122328054187 |
11 | 47973aa7749 |
12 | 1b85b502037 |
13 | b6c6602921 |
14 | 5cc65d8963 |
15 | 32ae5695c7 |
hex | 1c7b51f9ab |
122328054187 has 2 divisors, whose sum is σ = 122328054188. Its totient is φ = 122328054186.
The previous prime is 122328054109. The next prime is 122328054193. The reversal of 122328054187 is 781450823221.
It is a strong prime.
It is an emirp because it is prime and its reverse (781450823221) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 122328054187 - 27 = 122328054059 is a prime.
It is not a weakly prime, because it can be changed into another prime (122328054887) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61164027093 + 61164027094.
It is an arithmetic number, because the mean of its divisors is an integer number (61164027094).
Almost surely, 2122328054187 is an apocalyptic number.
122328054187 is a deficient number, since it is larger than the sum of its proper divisors (1).
122328054187 is an equidigital number, since it uses as much as digits as its factorization.
122328054187 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 215040, while the sum is 43.
The spelling of 122328054187 in words is "one hundred twenty-two billion, three hundred twenty-eight million, fifty-four thousand, one hundred eighty-seven".
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