Base | Representation |
---|---|
bin | 11111010111011110101010 |
3 | 120110202100000 |
4 | 133113132222 |
5 | 4101111014 |
6 | 452123430 |
7 | 126614460 |
oct | 37273652 |
9 | 16422300 |
10 | 8222634 |
11 | 4706872 |
12 | 2906576 |
13 | 191b884 |
14 | 1140830 |
15 | ac6509 |
hex | 7d77aa |
8222634 has 48 divisors (see below), whose sum is σ = 21123648. Its totient is φ = 2348352.
The previous prime is 8222623. The next prime is 8222681. The reversal of 8222634 is 4362228.
8222634 is a `hidden beast` number, since 8 + 2 + 22 + 634 = 666.
8222634 is nontrivially palindromic in base 5.
It is a super-2 number, since 2×82226342 = 135223419795912, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 8222598 and 8222607.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2194 + ... + 4610.
It is an arithmetic number, because the mean of its divisors is an integer number (440076).
Almost surely, 28222634 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 8222634, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10561824).
8222634 is an abundant number, since it is smaller than the sum of its proper divisors (12901014).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8222634 is a wasteful number, since it uses less digits than its factorization.
8222634 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2441 (or 2429 counting only the distinct ones).
The product of its digits is 4608, while the sum is 27.
The square root of 8222634 is about 2867.5135570734. The cubic root of 8222634 is about 201.8383341985.
The spelling of 8222634 in words is "eight million, two hundred twenty-two thousand, six hundred thirty-four".
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