Base | Representation |
---|---|
bin | 111110010100101100100 |
3 | 10211202101111 |
4 | 13302211210 |
5 | 1010322322 |
6 | 111434404 |
7 | 23233654 |
oct | 7624544 |
9 | 3752344 |
10 | 2042212 |
11 | 1175387 |
12 | 825a04 |
13 | 566713 |
14 | 3b2364 |
15 | 2a5177 |
hex | 1f2964 |
2042212 has 6 divisors (see below), whose sum is σ = 3573878. Its totient is φ = 1021104.
The previous prime is 2042207. The next prime is 2042213. The reversal of 2042212 is 2122402.
It can be written as a sum of positive squares in only one way, i.e., 1132096 + 910116 = 1064^2 + 954^2 .
It is a junction number, because it is equal to n+sod(n) for n = 2042192 and 2042201.
It is not an unprimeable number, because it can be changed into a prime (2042213) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255273 + ... + 255280.
22042212 is an apocalyptic number.
It is an amenable number.
2042212 is a deficient number, since it is larger than the sum of its proper divisors (1531666).
2042212 is a wasteful number, since it uses less digits than its factorization.
2042212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 510557 (or 510555 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 13.
The square root of 2042212 is about 1429.0598307979. The cubic root of 2042212 is about 126.8723374594.
Adding to 2042212 its reverse (2122402), we get a palindrome (4164614).
The spelling of 2042212 in words is "two million, forty-two thousand, two hundred twelve".
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