Base | Representation |
---|---|
bin | 110110010110… |
… | …101001110001 |
3 | 222210220100111 |
4 | 312112221301 |
5 | 12121423221 |
6 | 1225221321 |
7 | 232052665 |
oct | 66265161 |
9 | 28726314 |
10 | 14248561 |
11 | 8052178 |
12 | 4931841 |
13 | 2c4b602 |
14 | 1c6c8a5 |
15 | 13b6be1 |
hex | d96a71 |
14248561 has 4 divisors (see below), whose sum is σ = 14708224. Its totient is φ = 13788900.
The previous prime is 14248529. The next prime is 14248571. The reversal of 14248561 is 16584241.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 14248561 - 25 = 14248529 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 459631 = 14248561 / (1 + 4 + 2 + 4 + 8 + 5 + 6 + 1).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (14248571) 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, 229785 + ... + 229846.
It is an arithmetic number, because the mean of its divisors is an integer number (3677056).
Almost surely, 214248561 is an apocalyptic number.
It is an amenable number.
14248561 is a deficient number, since it is larger than the sum of its proper divisors (459663).
14248561 is an equidigital number, since it uses as much as digits as its factorization.
14248561 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 459662.
The product of its digits is 7680, while the sum is 31.
The square root of 14248561 is about 3774.7266126171. The cubic root of 14248561 is about 242.4322182756.
The spelling of 14248561 in words is "fourteen million, two hundred forty-eight thousand, five hundred sixty-one".
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