Base | Representation |
---|---|
bin | 10001001101111… |
… | …10100011100000 |
3 | 101001210002011011 |
4 | 20212332203200 |
5 | 243433413144 |
6 | 22155430304 |
7 | 3402452350 |
oct | 1046764340 |
9 | 331702134 |
10 | 144435424 |
11 | 74591521 |
12 | 40455394 |
13 | 23c01163 |
14 | 1527ab60 |
15 | ca30a34 |
hex | 89be8e0 |
144435424 has 24 divisors (see below), whose sum is σ = 324980208. Its totient is φ = 61900800.
The previous prime is 144435413. The next prime is 144435433. The reversal of 144435424 is 424534441.
It is a congruent number.
It is an unprimeable number.
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, 322177 + ... + 322624.
It is an arithmetic number, because the mean of its divisors is an integer number (13540842).
Almost surely, 2144435424 is an apocalyptic number.
144435424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
144435424 is an abundant number, since it is smaller than the sum of its proper divisors (180544784).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144435424 is an equidigital number, since it uses as much as digits as its factorization.
144435424 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 644818 (or 644810 counting only the distinct ones).
The product of its digits is 30720, while the sum is 31.
The square root of 144435424 is about 12018.1289725148. The cubic root of 144435424 is about 524.6760498838.
Adding to 144435424 its reverse (424534441), we get a palindrome (568969865).
The spelling of 144435424 in words is "one hundred forty-four million, four hundred thirty-five thousand, four hundred twenty-four".
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