Base | Representation |
---|---|
bin | 10111000000010… |
… | …111111010111010 |
3 | 222220021111201100 |
4 | 113000113322322 |
5 | 1242302131241 |
6 | 102144432230 |
7 | 12364503321 |
oct | 2700277272 |
9 | 886244640 |
10 | 385973946 |
11 | 188965a36 |
12 | a9318676 |
13 | 61c70367 |
14 | 393930b8 |
15 | 23d429b6 |
hex | 17017eba |
385973946 has 48 divisors (see below), whose sum is σ = 848060928. Its totient is φ = 126859200.
The previous prime is 385973911. The next prime is 385973983. The reversal of 385973946 is 649379583.
385973946 is a `hidden beast` number, since 3 + 8 + 597 + 3 + 9 + 46 = 666.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 385973892 and 385973901.
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, 449950 + ... + 450806.
It is an arithmetic number, because the mean of its divisors is an integer number (17667936).
Almost surely, 2385973946 is an apocalyptic number.
385973946 is an abundant number, since it is smaller than the sum of its proper divisors (462086982).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
385973946 is a wasteful number, since it uses less digits than its factorization.
385973946 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1187 (or 1184 counting only the distinct ones).
The product of its digits is 4898880, while the sum is 54.
The square root of 385973946 is about 19646.2196363575. The cubic root of 385973946 is about 728.0915598020.
The spelling of 385973946 in words is "three hundred eighty-five million, nine hundred seventy-three thousand, nine hundred forty-six".
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