Base | Representation |
---|---|
bin | 111110111100101… |
… | …1010010100011100 |
3 | 12110012110222110011 |
4 | 1331321122110130 |
5 | 13311210431022 |
6 | 545331453004 |
7 | 103225264234 |
oct | 17571322434 |
9 | 5405428404 |
10 | 2112202012 |
11 | 9943126a8 |
12 | 4ab457164 |
13 | 2787a0a9b |
14 | 160744cc4 |
15 | c5677977 |
hex | 7de5a51c |
2112202012 has 24 divisors (see below), whose sum is σ = 3725202656. Its totient is φ = 1047878208.
The previous prime is 2112202007. The next prime is 2112202031. The reversal of 2112202012 is 2102022112.
It is a happy number.
It is a super-2 number, since 2×21122020122 = 8922794678993696288, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2112201983 and 2112202001.
It is a congruent number.
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, 533713 + ... + 537655.
Almost surely, 22112202012 is an apocalyptic number.
It is an amenable number.
2112202012 is a deficient number, since it is larger than the sum of its proper divisors (1613000644).
2112202012 is a wasteful number, since it uses less digits than its factorization.
2112202012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4957 (or 4955 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 13.
The square root of 2112202012 is about 45958.6989807153. The cubic root of 2112202012 is about 1283.0546372867.
Adding to 2112202012 its reverse (2102022112), we get a palindrome (4214224124).
The spelling of 2112202012 in words is "two billion, one hundred twelve million, two hundred two thousand, twelve".
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