Base | Representation |
---|---|
bin | 101101110110… |
… | …100110011010 |
3 | 211121200111201 |
4 | 231312212122 |
5 | 11034120442 |
6 | 1105344414 |
7 | 204112042 |
oct | 55664632 |
9 | 24550451 |
10 | 12020122 |
11 | 686a994 |
12 | 403810a |
13 | 264b1ca |
14 | 184c722 |
15 | 10c67b7 |
hex | b7699a |
12020122 has 32 divisors (see below), whose sum is σ = 20995200. Its totient is φ = 5119488.
The previous prime is 12020119. The next prime is 12020131. The reversal of 12020122 is 22102021.
It is a junction number, because it is equal to n+sod(n) for n = 12020099 and 12020108.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14454 + ... + 15262.
It is an arithmetic number, because the mean of its divisors is an integer number (656100).
Almost surely, 212020122 is an apocalyptic number.
12020122 is a deficient number, since it is larger than the sum of its proper divisors (8975078).
12020122 is a wasteful number, since it uses less digits than its factorization.
12020122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 870.
The product of its (nonzero) digits is 16, while the sum is 10.
The square root of 12020122 is about 3467.0047591545. The cubic root of 12020122 is about 229.0707433844.
Adding to 12020122 its reverse (22102021), we get a palindrome (34122143).
The spelling of 12020122 in words is "twelve million, twenty thousand, one hundred twenty-two".
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