Base | Representation |
---|---|
bin | 1110100100011… |
… | …00111101100001 |
3 | 22111222000121112 |
4 | 13102030331201 |
5 | 222241242233 |
6 | 20043233105 |
7 | 3012533525 |
oct | 722147541 |
9 | 274860545 |
10 | 122212193 |
11 | 62a92914 |
12 | 34b18795 |
13 | 1c41cb0c |
14 | 12333d85 |
15 | aae1048 |
hex | 748cf61 |
122212193 has 2 divisors, whose sum is σ = 122212194. Its totient is φ = 122212192.
The previous prime is 122212183. The next prime is 122212213. The reversal of 122212193 is 391212221.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 72199009 + 50013184 = 8497^2 + 7072^2 .
It is a cyclic number.
It is not a de Polignac number, because 122212193 - 28 = 122211937 is a prime.
It is not a weakly prime, because it can be changed into another prime (122212183) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61106096 + 61106097.
It is an arithmetic number, because the mean of its divisors is an integer number (61106097).
Almost surely, 2122212193 is an apocalyptic number.
It is an amenable number.
122212193 is a deficient number, since it is larger than the sum of its proper divisors (1).
122212193 is an equidigital number, since it uses as much as digits as its factorization.
122212193 is an evil number, because the sum of its binary digits is even.
The product of its digits is 432, while the sum is 23.
The square root of 122212193 is about 11054.9623699043. The cubic root of 122212193 is about 496.2549431329.
The spelling of 122212193 in words is "one hundred twenty-two million, two hundred twelve thousand, one hundred ninety-three".
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