Base | Representation |
---|---|
bin | 10110101111000… |
… | …001010001001000 |
3 | 222120201101100012 |
4 | 112233001101020 |
5 | 1240121042322 |
6 | 101503131052 |
7 | 12311025254 |
oct | 2657012110 |
9 | 876641305 |
10 | 381424712 |
11 | 186339039 |
12 | a78a3a88 |
13 | 610397c6 |
14 | 3892b264 |
15 | 23744ae2 |
hex | 16bc1448 |
381424712 has 16 divisors (see below), whose sum is σ = 734500860. Its totient is φ = 185557824.
The previous prime is 381424679. The next prime is 381424717. The reversal of 381424712 is 217424183.
381424712 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 363054916 + 18369796 = 19054^2 + 4286^2 .
It is not an unprimeable number, because it can be changed into a prime (381424717) 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, 644003 + ... + 644594.
Almost surely, 2381424712 is an apocalyptic number.
It is an amenable number.
381424712 is a deficient number, since it is larger than the sum of its proper divisors (353076148).
381424712 is a wasteful number, since it uses less digits than its factorization.
381424712 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1288640 (or 1288636 counting only the distinct ones).
The product of its digits is 10752, while the sum is 32.
The square root of 381424712 is about 19530.0975932021. The cubic root of 381424712 is about 725.2197269793.
Adding to 381424712 its reverse (217424183), we get a palindrome (598848895).
The spelling of 381424712 in words is "three hundred eighty-one million, four hundred twenty-four thousand, seven hundred twelve".
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