Base | Representation |
---|---|
bin | 110111000001… |
… | …100001111011 |
3 | 1000010211021011 |
4 | 313001201323 |
5 | 12143033222 |
6 | 1233054351 |
7 | 233414011 |
oct | 67014173 |
9 | 30124234 |
10 | 14424187 |
11 | 8162118 |
12 | 49b73b7 |
13 | 2cb052b |
14 | 1cb68b1 |
15 | 13edc77 |
hex | dc187b |
14424187 has 4 divisors (see below), whose sum is σ = 14436576. Its totient is φ = 14411800.
The previous prime is 14424181. The next prime is 14424199. The reversal of 14424187 is 78142441.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 78142441 = 13 ⋅6010957.
It is a cyclic number.
It is not a de Polignac number, because 14424187 - 211 = 14422139 is a prime.
It is a super-2 number, since 2×144241872 = 416114341221938, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (14424181) 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, 4243 + ... + 6844.
It is an arithmetic number, because the mean of its divisors is an integer number (3609144).
Almost surely, 214424187 is an apocalyptic number.
14424187 is a deficient number, since it is larger than the sum of its proper divisors (12389).
14424187 is a wasteful number, since it uses less digits than its factorization.
14424187 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12388.
The product of its digits is 7168, while the sum is 31.
The square root of 14424187 is about 3797.9187721698. The cubic root of 14424187 is about 243.4242167968.
The spelling of 14424187 in words is "fourteen million, four hundred twenty-four thousand, one hundred eighty-seven".
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