Base | Representation |
---|---|
bin | 111000110111000001… |
… | …1101011001001100111 |
3 | 102200011202010012001201 |
4 | 1301232003223021213 |
5 | 4000033004304343 |
6 | 132032225303331 |
7 | 11551613655361 |
oct | 1615603531147 |
9 | 380152105051 |
10 | 122105541223 |
11 | 4786a438436 |
12 | 1b7b8a94b47 |
13 | b68c495453 |
14 | 5ca4c35d31 |
15 | 3299c6494d |
hex | 1c6e0eb267 |
122105541223 has 4 divisors (see below), whose sum is σ = 122106395160. Its totient is φ = 122104687288.
The previous prime is 122105541199. The next prime is 122105541287. The reversal of 122105541223 is 322145501221.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-122105541223 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 122105541191 and 122105541200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122105541323) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154540 + ... + 517777.
It is an arithmetic number, because the mean of its divisors is an integer number (30526598790).
Almost surely, 2122105541223 is an apocalyptic number.
122105541223 is a deficient number, since it is larger than the sum of its proper divisors (853937).
122105541223 is an equidigital number, since it uses as much as digits as its factorization.
122105541223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 853936.
The product of its (nonzero) digits is 4800, while the sum is 28.
The spelling of 122105541223 in words is "one hundred twenty-two billion, one hundred five million, five hundred forty-one thousand, two hundred twenty-three".
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