Base | Representation |
---|---|
bin | 111110100001… |
… | …000011110101 |
3 | 1010211121120121 |
4 | 332201003311 |
5 | 13143411331 |
6 | 1343131541 |
7 | 256204264 |
oct | 76410365 |
9 | 33747517 |
10 | 16388341 |
11 | 9283892 |
12 | 55a3bb1 |
13 | 351a558 |
14 | 22685db |
15 | 168ac11 |
hex | fa10f5 |
16388341 has 4 divisors (see below), whose sum is σ = 16414092. Its totient is φ = 16362592.
The previous prime is 16388311. The next prime is 16388377. The reversal of 16388341 is 14388361.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 4284900 + 12103441 = 2070^2 + 3479^2 .
It is a cyclic number.
It is not a de Polignac number, because 16388341 - 29 = 16387829 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 16388297 and 16388306.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16388311) 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 3 ways as a sum of consecutive naturals, for example, 11896 + ... + 13201.
It is an arithmetic number, because the mean of its divisors is an integer number (4103523).
Almost surely, 216388341 is an apocalyptic number.
It is an amenable number.
16388341 is a deficient number, since it is larger than the sum of its proper divisors (25751).
16388341 is an equidigital number, since it uses as much as digits as its factorization.
16388341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25750.
The product of its digits is 13824, while the sum is 34.
The square root of 16388341 is about 4048.2515979124. The cubic root of 16388341 is about 254.0065976752.
The spelling of 16388341 in words is "sixteen million, three hundred eighty-eight thousand, three hundred forty-one".
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