Base | Representation |
---|---|
bin | 110110011110… |
… | …110010100101 |
3 | 222212121002000 |
4 | 312132302211 |
5 | 12124010033 |
6 | 1230035513 |
7 | 232252113 |
oct | 66366245 |
9 | 28777060 |
10 | 14281893 |
11 | 807521a |
12 | 4948b99 |
13 | 2c60832 |
14 | 1c7aab3 |
15 | 13c1a13 |
hex | d9eca5 |
14281893 has 16 divisors (see below), whose sum is σ = 21416640. Its totient is φ = 9405072.
The previous prime is 14281849. The next prime is 14281907. The reversal of 14281893 is 39818241.
It is not a de Polignac number, because 14281893 - 28 = 14281637 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14281823) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 946 + ... + 5427.
It is an arithmetic number, because the mean of its divisors is an integer number (1338540).
Almost surely, 214281893 is an apocalyptic number.
It is an amenable number.
14281893 is a deficient number, since it is larger than the sum of its proper divisors (7134747).
14281893 is an equidigital number, since it uses as much as digits as its factorization.
14281893 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6465 (or 6459 counting only the distinct ones).
The product of its digits is 13824, while the sum is 36.
The square root of 14281893 is about 3779.1391876987. The cubic root of 14281893 is about 242.6211135545.
It can be divided in two parts, 1428 and 1893, that added together give a triangular number (3321 = T81).
The spelling of 14281893 in words is "fourteen million, two hundred eighty-one thousand, eight hundred ninety-three".
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