Base | Representation |
---|---|
bin | 10001001101001… |
… | …01110110100010 |
3 | 101001120221100200 |
4 | 20212211312202 |
5 | 243422143432 |
6 | 22153330030 |
7 | 3401551353 |
oct | 1046456642 |
9 | 331527320 |
10 | 144334242 |
11 | 745224a8 |
12 | 40406916 |
13 | 23b970a0 |
14 | 15251d2a |
15 | ca10a7c |
hex | 89a5da2 |
144334242 has 48 divisors (see below), whose sum is σ = 337679160. Its totient is φ = 44292096.
The previous prime is 144334219. The next prime is 144334277. The reversal of 144334242 is 242433441.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 135280161 + 9054081 = 11631^2 + 3009^2 .
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 23 ways as a sum of consecutive naturals, for example, 134484 + ... + 135552.
Almost surely, 2144334242 is an apocalyptic number.
144334242 is an abundant number, since it is smaller than the sum of its proper divisors (193344918).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144334242 is a wasteful number, since it uses less digits than its factorization.
144334242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1667 (or 1664 counting only the distinct ones).
The product of its digits is 9216, while the sum is 27.
The square root of 144334242 is about 12013.9186779335. The cubic root of 144334242 is about 524.5535033690.
Adding to 144334242 its reverse (242433441), we get a palindrome (386767683).
The spelling of 144334242 in words is "one hundred forty-four million, three hundred thirty-four thousand, two hundred forty-two".
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