Base | Representation |
---|---|
bin | 1111010100001001… |
… | …10111100111100100 |
3 | 210020000100120121010 |
4 | 13222010313213210 |
5 | 113314330042403 |
6 | 3435512222220 |
7 | 410515541451 |
oct | 75204674744 |
9 | 23200316533 |
10 | 8222112228 |
11 | 353a193680 |
12 | 171569a970 |
13 | a10570085 |
14 | 57dda4828 |
15 | 331c71603 |
hex | 1ea1379e4 |
8222112228 has 48 divisors (see below), whose sum is σ = 21038653440. Its totient is φ = 2478496800.
The previous prime is 8222112181. The next prime is 8222112233.
8222112228 is nontrivially palindromic in base 10.
It is a junction number, because it is equal to n+sod(n) for n = 8222112195 and 8222112204.
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, 137848 + ... + 188271.
It is an arithmetic number, because the mean of its divisors is an integer number (438305280).
Almost surely, 28222112228 is an apocalyptic number.
It is an amenable number.
8222112228 is an abundant number, since it is smaller than the sum of its proper divisors (12816541212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8222112228 is a wasteful number, since it uses less digits than its factorization.
8222112228 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 326328 (or 326326 counting only the distinct ones).
The product of its digits is 4096, while the sum is 30.
The square root of 8222112228 is about 90675.8635360039. The cubic root of 8222112228 is about 2018.3406485212.
It can be divided in two parts, 82221 and 12228, that added together give a palindrome (94449).
The spelling of 8222112228 in words is "eight billion, two hundred twenty-two million, one hundred twelve thousand, two hundred twenty-eight".
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