Base | Representation |
---|---|
bin | 1000001111011000… |
… | …1010000010111110 |
3 | 12201011021212022121 |
4 | 2003312022002332 |
5 | 14012233342342 |
6 | 1003255033154 |
7 | 105546536140 |
oct | 20366120276 |
9 | 5634255277 |
10 | 2212012222 |
11 | a35694582 |
12 | 51896b7ba |
13 | 293379094 |
14 | 16dac6c90 |
15 | ce2e1067 |
hex | 83d8a0be |
2212012222 has 32 divisors (see below), whose sum is σ = 4037342400. Its totient is φ = 887293440.
The previous prime is 2212012199. The next prime is 2212012237. The reversal of 2212012222 is 2222102122.
It is a junction number, because it is equal to n+sod(n) for n = 2212012196 and 2212012205.
It is a congruent number.
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, 17404 + ... + 68752.
It is an arithmetic number, because the mean of its divisors is an integer number (126166950).
Almost surely, 22212012222 is an apocalyptic number.
2212012222 is a deficient number, since it is larger than the sum of its proper divisors (1825330178).
2212012222 is a wasteful number, since it uses less digits than its factorization.
2212012222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51556.
The product of its (nonzero) digits is 128, while the sum is 16.
The square root of 2212012222 is about 47032.0339981166. The cubic root of 2212012222 is about 1302.9542718147.
Adding to 2212012222 its reverse (2222102122), we get a palindrome (4434114344).
The spelling of 2212012222 in words is "two billion, two hundred twelve million, twelve thousand, two hundred twenty-two".
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