Base | Representation |
---|---|
bin | 110101111001… |
… | …010100100111 |
3 | 222120210112221 |
4 | 311321110213 |
5 | 12104102143 |
6 | 1222453211 |
7 | 231042511 |
oct | 65712447 |
9 | 28523487 |
10 | 14128423 |
11 | 7a7a991 |
12 | 4894207 |
13 | 2c08a1a |
14 | 1c3abb1 |
15 | 13912ed |
hex | d79527 |
14128423 has 4 divisors (see below), whose sum is σ = 14615640. Its totient is φ = 13641208.
The previous prime is 14128409. The next prime is 14128427. The reversal of 14128423 is 32482141.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 14128423 - 213 = 14120231 is a prime.
It is a super-2 number, since 2×141284232 = 399224672933858, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14128427) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243565 + ... + 243622.
It is an arithmetic number, because the mean of its divisors is an integer number (3653910).
Almost surely, 214128423 is an apocalyptic number.
14128423 is a deficient number, since it is larger than the sum of its proper divisors (487217).
14128423 is an equidigital number, since it uses as much as digits as its factorization.
14128423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 487216.
The product of its digits is 1536, while the sum is 25.
The square root of 14128423 is about 3758.7794561533. The cubic root of 14128423 is about 241.7489313804.
The spelling of 14128423 in words is "fourteen million, one hundred twenty-eight thousand, four hundred twenty-three".
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