Base | Representation |
---|---|
bin | 110110101000… |
… | …000111010001 |
3 | 222221112110101 |
4 | 312220013101 |
5 | 12131220311 |
6 | 1230532401 |
7 | 232501336 |
oct | 66500721 |
9 | 28845411 |
10 | 14320081 |
11 | 80a0986 |
12 | 4967101 |
13 | 2c75029 |
14 | 1c8a98d |
15 | 13ccec1 |
hex | da81d1 |
14320081 has 2 divisors, whose sum is σ = 14320082. Its totient is φ = 14320080.
The previous prime is 14320079. The next prime is 14320121. The reversal of 14320081 is 18002341.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 13571856 + 748225 = 3684^2 + 865^2 .
It is a cyclic number.
It is not a de Polignac number, because 14320081 - 21 = 14320079 is a prime.
It is a super-2 number, since 2×143200812 = 410129439693122, which contains 22 as substring.
Together with 14320079, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (14320181) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7160040 + 7160041.
It is an arithmetic number, because the mean of its divisors is an integer number (7160041).
Almost surely, 214320081 is an apocalyptic number.
It is an amenable number.
14320081 is a deficient number, since it is larger than the sum of its proper divisors (1).
14320081 is an equidigital number, since it uses as much as digits as its factorization.
14320081 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 192, while the sum is 19.
The square root of 14320081 is about 3784.1882881273. The cubic root of 14320081 is about 242.8371672975.
The spelling of 14320081 in words is "fourteen million, three hundred twenty thousand, eighty-one".
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