Base | Representation |
---|---|
bin | 101110100101… |
… | …100000010010 |
3 | 211222110001021 |
4 | 232211200102 |
5 | 11111242432 |
6 | 1113430054 |
7 | 205542130 |
oct | 56454022 |
9 | 24873037 |
10 | 12212242 |
11 | 6991269 |
12 | 410b32a |
13 | 26b77a3 |
14 | 189c750 |
15 | 1113697 |
hex | ba5812 |
12212242 has 16 divisors (see below), whose sum is σ = 20984832. Its totient is φ = 5221440.
The previous prime is 12212237. The next prime is 12212279. The reversal of 12212242 is 24221221.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7567 + ... + 9037.
It is an arithmetic number, because the mean of its divisors is an integer number (1311552).
Almost surely, 212212242 is an apocalyptic number.
12212242 is a deficient number, since it is larger than the sum of its proper divisors (8772590).
12212242 is a wasteful number, since it uses less digits than its factorization.
12212242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2073.
The product of its digits is 128, while the sum is 16.
The square root of 12212242 is about 3494.6018371196. The cubic root of 12212242 is about 230.2847261457.
Adding to 12212242 its reverse (24221221), we get a palindrome (36433463).
The spelling of 12212242 in words is "twelve million, two hundred twelve thousand, two hundred forty-two".
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