Base | Representation |
---|---|
bin | 111101000011… |
… | …101011101000 |
3 | 1010010011220210 |
4 | 331003223220 |
5 | 13044141424 |
6 | 1331021120 |
7 | 253022220 |
oct | 75035350 |
9 | 33104823 |
10 | 16005864 |
11 | 9042496 |
12 | 543a7a0 |
13 | 3415434 |
14 | 21a9080 |
15 | 1612729 |
hex | f43ae8 |
16005864 has 32 divisors (see below), whose sum is σ = 45731520. Its totient is φ = 4573056.
The previous prime is 16005863. The next prime is 16005877. The reversal of 16005864 is 46850061.
It is not an unprimeable number, because it can be changed into a prime (16005863) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47469 + ... + 47804.
It is an arithmetic number, because the mean of its divisors is an integer number (1429110).
Almost surely, 216005864 is an apocalyptic number.
16005864 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
16005864 is an abundant number, since it is smaller than the sum of its proper divisors (29725656).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16005864 is a wasteful number, since it uses less digits than its factorization.
16005864 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 95289 (or 95285 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 30.
The square root of 16005864 is about 4000.7329328512. The cubic root of 16005864 is about 252.0149902899.
The spelling of 16005864 in words is "sixteen million, five thousand, eight hundred sixty-four".
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