Base | Representation |
---|---|
bin | 110111000000… |
… | …111100110011 |
3 | 1000010201000011 |
4 | 313000330303 |
5 | 12142444221 |
6 | 1233035351 |
7 | 233404045 |
oct | 67007463 |
9 | 30121004 |
10 | 14421811 |
11 | 8160358 |
12 | 49b5b57 |
13 | 2cac421 |
14 | 1cb5a95 |
15 | 13ed1e1 |
hex | dc0f33 |
14421811 has 4 divisors (see below), whose sum is σ = 14429512. Its totient is φ = 14414112.
The previous prime is 14421793. The next prime is 14421821. The reversal of 14421811 is 11812441.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 11812441 = 199 ⋅59359.
It is a cyclic number.
It is not a de Polignac number, because 14421811 - 215 = 14389043 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (14421821) 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, 976 + ... + 5458.
It is an arithmetic number, because the mean of its divisors is an integer number (3607378).
Almost surely, 214421811 is an apocalyptic number.
14421811 is a deficient number, since it is larger than the sum of its proper divisors (7701).
14421811 is an equidigital number, since it uses as much as digits as its factorization.
14421811 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7700.
The product of its digits is 256, while the sum is 22.
The square root of 14421811 is about 3797.6059563888. The cubic root of 14421811 is about 243.4108501809.
The spelling of 14421811 in words is "fourteen million, four hundred twenty-one thousand, eight hundred eleven".
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