Base | Representation |
---|---|
bin | 11111010111011000110100 |
3 | 120110201211011 |
4 | 133113120310 |
5 | 4101103020 |
6 | 452122004 |
7 | 126613414 |
oct | 37273064 |
9 | 16421734 |
10 | 8222260 |
11 | 4706562 |
12 | 2906304 |
13 | 191b657 |
14 | 1140644 |
15 | ac635a |
hex | 7d7634 |
8222260 has 12 divisors (see below), whose sum is σ = 17266788. Its totient is φ = 3288896.
The previous prime is 8222257. The next prime is 8222303. The reversal of 8222260 is 622228.
It can be written as a sum of positive squares in 2 ways, for example, as 4309776 + 3912484 = 2076^2 + 1978^2 .
It is an Ulam number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205537 + ... + 205576.
It is an arithmetic number, because the mean of its divisors is an integer number (1438899).
Almost surely, 28222260 is an apocalyptic number.
It is an amenable number.
8222260 is an abundant number, since it is smaller than the sum of its proper divisors (9044528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8222260 is a wasteful number, since it uses less digits than its factorization.
8222260 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 411122 (or 411120 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 22.
The square root of 8222260 is about 2867.4483430395. The cubic root of 8222260 is about 201.8352739998.
Adding to 8222260 its reverse (622228), we get a palindrome (8844488).
The spelling of 8222260 in words is "eight million, two hundred twenty-two thousand, two hundred sixty".
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