Base | Representation |
---|---|
bin | 10110111001000… |
… | …110110001001111 |
3 | 222202200201012012 |
4 | 112321012301033 |
5 | 1241310144222 |
6 | 102035531435 |
7 | 12342346532 |
oct | 2671066117 |
9 | 882621165 |
10 | 384068687 |
11 | 187884542 |
12 | a8759b7b |
13 | 617540a2 |
14 | 39018a19 |
15 | 23ab81e2 |
hex | 16e46c4f |
384068687 has 8 divisors (see below), whose sum is σ = 395354736. Its totient is φ = 372932352.
The previous prime is 384068683. The next prime is 384068719. The reversal of 384068687 is 786860483.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 384068687 - 22 = 384068683 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (384068681) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32213 + ... + 42494.
It is an arithmetic number, because the mean of its divisors is an integer number (49419342).
Almost surely, 2384068687 is an apocalyptic number.
384068687 is a deficient number, since it is larger than the sum of its proper divisors (11286049).
384068687 is an equidigital number, since it uses as much as digits as its factorization.
384068687 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74857.
The product of its (nonzero) digits is 1548288, while the sum is 50.
The square root of 384068687 is about 19597.6704482956. The cubic root of 384068687 is about 726.8915722443.
It can be divided in two parts, 3840 and 68687, that added together give a palindrome (72527).
The spelling of 384068687 in words is "three hundred eighty-four million, sixty-eight thousand, six hundred eighty-seven".
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