Base | Representation |
---|---|
bin | 110110011101… |
… | …101000011001 |
3 | 222212100120011 |
4 | 312131220121 |
5 | 12123332040 |
6 | 1230001521 |
7 | 232232221 |
oct | 66355031 |
9 | 28770504 |
10 | 14277145 |
11 | 80716a3 |
12 | 49462a1 |
13 | 2c5b61c |
14 | 1c79081 |
15 | 13c03ea |
hex | d9da19 |
14277145 has 4 divisors (see below), whose sum is σ = 17132580. Its totient is φ = 11421712.
The previous prime is 14277119. The next prime is 14277149. The reversal of 14277145 is 54177241.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54177241 = 1283 ⋅42227.
It can be written as a sum of positive squares in 2 ways, for example, as 5890329 + 8386816 = 2427^2 + 2896^2 .
It is a cyclic number.
It is not a de Polignac number, because 14277145 - 27 = 14277017 is a prime.
It is not an unprimeable number, because it can be changed into a prime (14277149) 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, 1427710 + ... + 1427719.
It is an arithmetic number, because the mean of its divisors is an integer number (4283145).
Almost surely, 214277145 is an apocalyptic number.
It is an amenable number.
14277145 is a deficient number, since it is larger than the sum of its proper divisors (2855435).
14277145 is an equidigital number, since it uses as much as digits as its factorization.
14277145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2855434.
The product of its digits is 7840, while the sum is 31.
The square root of 14277145 is about 3778.5109500966. The cubic root of 14277145 is about 242.5942241982.
The spelling of 14277145 in words is "fourteen million, two hundred seventy-seven thousand, one hundred forty-five".
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