Base | Representation |
---|---|
bin | 110110010000… |
… | …010001110011 |
3 | 222202120112110 |
4 | 312100101303 |
5 | 12120104301 |
6 | 1224500403 |
7 | 231613605 |
oct | 66202163 |
9 | 28676473 |
10 | 14222451 |
11 | 80345a1 |
12 | 491a703 |
13 | 2c3c769 |
14 | 1c63175 |
15 | 13ae0d6 |
hex | d90473 |
14222451 has 4 divisors (see below), whose sum is σ = 18963272. Its totient is φ = 9481632.
The previous prime is 14222447. The next prime is 14222471. The reversal of 14222451 is 15422241.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15422241 = 3 ⋅5140747.
It is not a de Polignac number, because 14222451 - 22 = 14222447 is a prime.
It is a super-2 number, since 2×142224512 = 404556224894802, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (14222471) 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 in 3 ways as a sum of consecutive naturals, for example, 2370406 + ... + 2370411.
It is an arithmetic number, because the mean of its divisors is an integer number (4740818).
Almost surely, 214222451 is an apocalyptic number.
14222451 is a deficient number, since it is larger than the sum of its proper divisors (4740821).
14222451 is an equidigital number, since it uses as much as digits as its factorization.
14222451 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4740820.
The product of its digits is 640, while the sum is 21.
The square root of 14222451 is about 3771.2664981409. The cubic root of 14222451 is about 242.2840448190.
Adding to 14222451 its reverse (15422241), we get a palindrome (29644692).
The spelling of 14222451 in words is "fourteen million, two hundred twenty-two thousand, four hundred fifty-one".
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