Base | Representation |
---|---|
bin | 110110111000… |
… | …110011001010 |
3 | 1000002000012200 |
4 | 312320303022 |
5 | 12140412201 |
6 | 1232221030 |
7 | 233204523 |
oct | 66706312 |
9 | 30060180 |
10 | 14388426 |
11 | 8138268 |
12 | 499a776 |
13 | 2c9a180 |
14 | 1ca784a |
15 | 13e3386 |
hex | db8cca |
14388426 has 48 divisors (see below), whose sum is σ = 35557704. Its totient is φ = 4165632.
The previous prime is 14388419. The next prime is 14388427. The reversal of 14388426 is 62488341.
It can be written as a sum of positive squares in 4 ways, for example, as 7017201 + 7371225 = 2649^2 + 2715^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14388427) 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 23 ways as a sum of consecutive naturals, for example, 2170 + ... + 5786.
Almost surely, 214388426 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 14388426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17778852).
14388426 is an abundant number, since it is smaller than the sum of its proper divisors (21169278).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14388426 is a wasteful number, since it uses less digits than its factorization.
14388426 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3655 (or 3652 counting only the distinct ones).
The product of its digits is 36864, while the sum is 36.
The square root of 14388426 is about 3793.2078772459. The cubic root of 14388426 is about 243.2228814207. Note that the first 3 decimals are identical.
The spelling of 14388426 in words is "fourteen million, three hundred eighty-eight thousand, four hundred twenty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •