Base | Representation |
---|---|
bin | 11111010101010100101000 |
3 | 120110022012211 |
4 | 133111110220 |
5 | 4100320200 |
6 | 452014504 |
7 | 126546640 |
oct | 37252450 |
9 | 16408184 |
10 | 8213800 |
11 | 4700171 |
12 | 2901434 |
13 | 191784a |
14 | 113b520 |
15 | ac3aba |
hex | 7d5528 |
8213800 has 48 divisors (see below), whose sum is σ = 21828960. Its totient is φ = 2815680.
The previous prime is 8213797. The next prime is 8213813. The reversal of 8213800 is 83128.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1534 + ... + 4333.
It is an arithmetic number, because the mean of its divisors is an integer number (454770).
Almost surely, 28213800 is an apocalyptic number.
It is an amenable number.
8213800 is an abundant number, since it is smaller than the sum of its proper divisors (13615160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8213800 is a wasteful number, since it uses less digits than its factorization.
8213800 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5890 (or 5881 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 22.
The square root of 8213800 is about 2865.9727842392. The cubic root of 8213800 is about 201.7660265186.
Adding to 8213800 its reverse (83128), we get a palindrome (8296928).
The spelling of 8213800 in words is "eight million, two hundred thirteen thousand, eight hundred".
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