Base | Representation |
---|---|
bin | 111100010101010… |
… | …100110011110110 |
3 | 2121112200021012222 |
4 | 330111110303312 |
5 | 4033112120342 |
6 | 244235242342 |
7 | 34040520053 |
oct | 7425246366 |
9 | 2545607188 |
10 | 1012223222 |
11 | 47a41231a |
12 | 242ba93b2 |
13 | 13192996a |
14 | 9861002a |
15 | 5dce7ed2 |
hex | 3c554cf6 |
1012223222 has 12 divisors (see below), whose sum is σ = 1568896308. Its totient is φ = 489784500.
The previous prime is 1012223213. The next prime is 1012223237. The reversal of 1012223222 is 2223222101.
It is a super-3 number, since 3×10122232223 (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a self number, because there is not a number n which added to its sum of digits gives 1012223222.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 261404 + ... + 265247.
It is an arithmetic number, because the mean of its divisors is an integer number (130741359).
Almost surely, 21012223222 is an apocalyptic number.
1012223222 is a deficient number, since it is larger than the sum of its proper divisors (556673086).
1012223222 is an equidigital number, since it uses as much as digits as its factorization.
1012223222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 526715 (or 526684 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 1012223222 is about 31815.4557094504. The cubic root of 1012223222 is about 1004.0579183584.
Adding to 1012223222 its reverse (2223222101), we get a palindrome (3235445323).
It can be divided in two parts, 101 and 2223222, that multiplied together give a palindrome (224545422).
The spelling of 1012223222 in words is "one billion, twelve million, two hundred twenty-three thousand, two hundred twenty-two".
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