Base | Representation |
---|---|
bin | 10001010000110… |
… | …00110110010100 |
3 | 101002110212111002 |
4 | 20220120312110 |
5 | 244032232033 |
6 | 22211402432 |
7 | 3405552536 |
oct | 1050306624 |
9 | 332425432 |
10 | 144805268 |
11 | 74814383 |
12 | 405b3418 |
13 | 240005ba |
14 | 15335856 |
15 | caa53e8 |
hex | 8a18d94 |
144805268 has 6 divisors (see below), whose sum is σ = 253409226. Its totient is φ = 72402632.
The previous prime is 144805267. The next prime is 144805307. The reversal of 144805268 is 862508441.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 107081104 + 37724164 = 10348^2 + 6142^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144805267) 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 as a sum of consecutive naturals, namely, 18100655 + ... + 18100662.
It is an arithmetic number, because the mean of its divisors is an integer number (42234871).
Almost surely, 2144805268 is an apocalyptic number.
It is an amenable number.
144805268 is a deficient number, since it is larger than the sum of its proper divisors (108603958).
144805268 is a wasteful number, since it uses less digits than its factorization.
144805268 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36201321 (or 36201319 counting only the distinct ones).
The product of its (nonzero) digits is 61440, while the sum is 38.
The square root of 144805268 is about 12033.5060560088. The cubic root of 144805268 is about 525.1234998952.
The spelling of 144805268 in words is "one hundred forty-four million, eight hundred five thousand, two hundred sixty-eight".
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