Base | Representation |
---|---|
bin | 101111110000011… |
… | …010011010000100 |
3 | 2001211122012112021 |
4 | 233300122122010 |
5 | 3120103021403 |
6 | 211300532524 |
7 | 25566155014 |
oct | 5760323204 |
9 | 2054565467 |
10 | 801220228 |
11 | 3812a4686 |
12 | 1a43b1144 |
13 | c9cbc413 |
14 | 785a5c44 |
15 | 4a5188bd |
hex | 2fc1a684 |
801220228 has 12 divisors (see below), whose sum is σ = 1402364880. Its totient is φ = 400544552.
The previous prime is 801220219. The next prime is 801220241. The reversal of 801220228 is 822022108.
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, 20163 + ... + 44821.
It is an arithmetic number, because the mean of its divisors is an integer number (116863740).
Almost surely, 2801220228 is an apocalyptic number.
It is an amenable number.
801220228 is a deficient number, since it is larger than the sum of its proper divisors (601144652).
801220228 is a wasteful number, since it uses less digits than its factorization.
801220228 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32786 (or 32784 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 25.
The square root of 801220228 is about 28305.8338156642. The cubic root of 801220228 is about 928.7895100111.
The spelling of 801220228 in words is "eight hundred one million, two hundred twenty thousand, two hundred twenty-eight".
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