Base | Representation |
---|---|
bin | 110110011110… |
… | …100011001101 |
3 | 222212112201120 |
4 | 312132203031 |
5 | 12123442114 |
6 | 1230031153 |
7 | 232246206 |
oct | 66364315 |
9 | 28775646 |
10 | 14280909 |
11 | 8074505 |
12 | 49484b9 |
13 | 2c60256 |
14 | 1c7a5ad |
15 | 13c15a9 |
hex | d9e8cd |
14280909 has 8 divisors (see below), whose sum is σ = 19282560. Its totient is φ = 9399936.
The previous prime is 14280883. The next prime is 14280911. The reversal of 14280909 is 90908241.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 14280909 - 27 = 14280781 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 14280909.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14280109) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29892 + ... + 30365.
It is an arithmetic number, because the mean of its divisors is an integer number (2410320).
Almost surely, 214280909 is an apocalyptic number.
It is an amenable number.
14280909 is a deficient number, since it is larger than the sum of its proper divisors (5001651).
14280909 is an equidigital number, since it uses as much as digits as its factorization.
14280909 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60339.
The product of its (nonzero) digits is 5184, while the sum is 33.
The square root of 14280909 is about 3779.0089970785. The cubic root of 14280909 is about 242.6155413553.
The spelling of 14280909 in words is "fourteen million, two hundred eighty thousand, nine hundred nine".
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