Base | Representation |
---|---|
bin | 1110100100011… |
… | …11000111110011 |
3 | 22111222110202022 |
4 | 13102033013303 |
5 | 222242033133 |
6 | 20043342055 |
7 | 3012601400 |
oct | 722170763 |
9 | 274873668 |
10 | 122221043 |
11 | 62a9952a |
12 | 34b2192b |
13 | 1c423b59 |
14 | 123372a7 |
15 | aae3998 |
hex | 748f1f3 |
122221043 has 12 divisors (see below), whose sum is σ = 142538760. Its totient is φ = 104493312.
The previous prime is 122221039. The next prime is 122221049. The reversal of 122221043 is 340122221.
It is not a de Polignac number, because 122221043 - 22 = 122221039 is a prime.
It is not an unprimeable number, because it can be changed into a prime (122221049) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17555 + ... + 23507.
It is an arithmetic number, because the mean of its divisors is an integer number (11878230).
Almost surely, 2122221043 is an apocalyptic number.
122221043 is a deficient number, since it is larger than the sum of its proper divisors (20317717).
122221043 is an equidigital number, since it uses as much as digits as its factorization.
122221043 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6386 (or 6379 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 122221043 is about 11055.3626353910. The cubic root of 122221043 is about 496.2669216165.
Adding to 122221043 its reverse (340122221), we get a palindrome (462343264).
The spelling of 122221043 in words is "one hundred twenty-two million, two hundred twenty-one thousand, forty-three".
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