Base | Representation |
---|---|
bin | 111110100000… |
… | …010101101000 |
3 | 1010211110112002 |
4 | 332200111220 |
5 | 13143313014 |
6 | 1343110132 |
7 | 256162541 |
oct | 76402550 |
9 | 33743462 |
10 | 16385384 |
11 | 9281644 |
12 | 55a2348 |
13 | 35190c2 |
14 | 22674c8 |
15 | 1689dde |
hex | fa0568 |
16385384 has 16 divisors (see below), whose sum is σ = 32058720. Its totient is φ = 7836400.
The previous prime is 16385359. The next prime is 16385389. The reversal of 16385384 is 48358361.
It is a plaindrome in base 15.
It is not an unprimeable number, because it can be changed into a prime (16385389) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44342 + ... + 44709.
It is an arithmetic number, because the mean of its divisors is an integer number (2003670).
Almost surely, 216385384 is an apocalyptic number.
It is an amenable number.
16385384 is a deficient number, since it is larger than the sum of its proper divisors (15673336).
16385384 is a wasteful number, since it uses less digits than its factorization.
16385384 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 89080 (or 89076 counting only the distinct ones).
The product of its digits is 69120, while the sum is 38.
The square root of 16385384 is about 4047.8863620413. The cubic root of 16385384 is about 253.9913196860.
The spelling of 16385384 in words is "sixteen million, three hundred eighty-five thousand, three hundred eighty-four".
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