Base | Representation |
---|---|
bin | 110011110010101101… |
… | …0100010110010010101 |
3 | 101122002022221001211101 |
4 | 1213211122202302111 |
5 | 3310241104414333 |
6 | 123032321310101 |
7 | 11015132642665 |
oct | 1474532426225 |
9 | 348068831741 |
10 | 111223123093 |
11 | 4319560a645 |
12 | 19680495331 |
13 | a646a29194 |
14 | 55518121a5 |
15 | 2d5e69e67d |
hex | 19e56a2c95 |
111223123093 has 2 divisors, whose sum is σ = 111223123094. Its totient is φ = 111223123092.
The previous prime is 111223123073. The next prime is 111223123181. The reversal of 111223123093 is 390321322111.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 102695893444 + 8527229649 = 320462^2 + 92343^2 .
It is a cyclic number.
It is not a de Polignac number, because 111223123093 - 217 = 111222992021 is a prime.
It is a super-2 number, since 2×1112231230932 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (111223123073) 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, 55611561546 + 55611561547.
It is an arithmetic number, because the mean of its divisors is an integer number (55611561547).
Almost surely, 2111223123093 is an apocalyptic number.
It is an amenable number.
111223123093 is a deficient number, since it is larger than the sum of its proper divisors (1).
111223123093 is an equidigital number, since it uses as much as digits as its factorization.
111223123093 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1944, while the sum is 28.
The spelling of 111223123093 in words is "one hundred eleven billion, two hundred twenty-three million, one hundred twenty-three thousand, ninety-three".
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