Base | Representation |
---|---|
bin | 11000100110100100100 |
3 | 1111221212112 |
4 | 3010310210 |
5 | 201244210 |
6 | 25140152 |
7 | 6565244 |
oct | 3046444 |
9 | 1457775 |
10 | 806180 |
11 | 500771 |
12 | 32a658 |
13 | 222c3b |
14 | 16db24 |
15 | 10dd05 |
hex | c4d24 |
806180 has 24 divisors (see below), whose sum is σ = 1710072. Its totient is φ = 319232.
The previous prime is 806177. The next prime is 806203. The reversal of 806180 is 81608.
It can be written as a sum of positive squares in 4 ways, for example, as 123904 + 682276 = 352^2 + 826^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3344 + ... + 3576.
It is an arithmetic number, because the mean of its divisors is an integer number (71253).
2806180 is an apocalyptic number.
It is an amenable number.
806180 is an abundant number, since it is smaller than the sum of its proper divisors (903892).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
806180 is a wasteful number, since it uses less digits than its factorization.
806180 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 415 (or 413 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 23.
The square root of 806180 is about 897.8752697341. The cubic root of 806180 is about 93.0702055926.
Adding to 806180 its reverse (81608), we get a palindrome (887788).
The spelling of 806180 in words is "eight hundred six thousand, one hundred eighty".
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