Base | Representation |
---|---|
bin | 10110110011110… |
… | …000110101101100 |
3 | 222200001120000002 |
4 | 112303300311230 |
5 | 1240430340030 |
6 | 101545523432 |
7 | 12324424361 |
oct | 2663606554 |
9 | 880046002 |
10 | 382668140 |
11 | 187008268 |
12 | a81a3578 |
13 | 6138376a |
14 | 38b72468 |
15 | 238dd245 |
hex | 16cf0d6c |
382668140 has 12 divisors (see below), whose sum is σ = 803603136. Its totient is φ = 153067248.
The previous prime is 382668133. The next prime is 382668149. The reversal of 382668140 is 41866283.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 382668094 and 382668103.
It is not an unprimeable number, because it can be changed into a prime (382668149) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9566684 + ... + 9566723.
It is an arithmetic number, because the mean of its divisors is an integer number (66966928).
Almost surely, 2382668140 is an apocalyptic number.
It is an amenable number.
382668140 is an abundant number, since it is smaller than the sum of its proper divisors (420934996).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
382668140 is a wasteful number, since it uses less digits than its factorization.
382668140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19133416 (or 19133414 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 38.
The square root of 382668140 is about 19561.9053264246. The cubic root of 382668140 is about 726.0069337852.
The spelling of 382668140 in words is "three hundred eighty-two million, six hundred sixty-eight thousand, one hundred forty".
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