Base | Representation |
---|---|
bin | 10111101010011… |
… | …011111010001000 |
3 | 1000200000201001212 |
4 | 113222123322020 |
5 | 1303113002303 |
6 | 103221032252 |
7 | 12560306234 |
oct | 2752337210 |
9 | 1020021055 |
10 | 397000328 |
11 | 19410724a |
12 | b0b55688 |
13 | 6433114a |
14 | 3aa235c4 |
15 | 24cbead8 |
hex | 17a9be88 |
397000328 has 16 divisors (see below), whose sum is σ = 744607500. Its totient is φ = 198438336.
The previous prime is 397000313. The next prime is 397000333. The reversal of 397000328 is 823000793.
It can be written as a sum of positive squares in 2 ways, for example, as 396886084 + 114244 = 19922^2 + 338^2 .
It is a junction number, because it is equal to n+sod(n) for n = 397000294 and 397000303.
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, 30938 + ... + 41846.
Almost surely, 2397000328 is an apocalyptic number.
It is an amenable number.
397000328 is a deficient number, since it is larger than the sum of its proper divisors (347607172).
397000328 is a wasteful number, since it uses less digits than its factorization.
397000328 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15464 (or 15460 counting only the distinct ones).
The product of its (nonzero) digits is 9072, while the sum is 32.
The square root of 397000328 is about 19924.8670760936. The cubic root of 397000328 is about 734.9598620622.
The spelling of 397000328 in words is "three hundred ninety-seven million, three hundred twenty-eight", and thus it is an aban number.
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