Base | Representation |
---|---|
bin | 111000111001110110… |
… | …0110100001011111111 |
3 | 102200102100020222021001 |
4 | 1301303230310023333 |
5 | 4000231223242343 |
6 | 132045450351131 |
7 | 11554143444205 |
oct | 1616354641377 |
9 | 380370228231 |
10 | 122200212223 |
11 | 4790891a131 |
12 | 1b82472b4a7 |
13 | b6a5c914ab |
14 | 5cb363b075 |
15 | 32a321544d |
hex | 1c73b342ff |
122200212223 has 6 divisors (see below), whose sum is σ = 128970307464. Its totient is φ = 115768621764.
The previous prime is 122200212203. The next prime is 122200212227. The reversal of 122200212223 is 322212002221.
It is a de Polignac number, because none of the positive numbers 2k-122200212223 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 122200212223.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122200212227) 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 in 5 ways as a sum of consecutive naturals, for example, 169252011 + ... + 169252732.
It is an arithmetic number, because the mean of its divisors is an integer number (21495051244).
Almost surely, 2122200212223 is an apocalyptic number.
122200212223 is a deficient number, since it is larger than the sum of its proper divisors (6770095241).
122200212223 is an equidigital number, since it uses as much as digits as its factorization.
122200212223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 338504781 (or 338504762 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 19.
Adding to 122200212223 its reverse (322212002221), we get a palindrome (444412214444).
The spelling of 122200212223 in words is "one hundred twenty-two billion, two hundred million, two hundred twelve thousand, two hundred twenty-three".
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