Base | Representation |
---|---|
bin | 10001010001110… |
… | …01111011100000 |
3 | 101002201202100121 |
4 | 20220321323200 |
5 | 244101101033 |
6 | 22214330024 |
7 | 3406655560 |
oct | 1050717340 |
9 | 332652317 |
10 | 144940768 |
11 | 748a7165 |
12 | 40659914 |
13 | 2404a18b |
14 | 1536cda0 |
15 | cad062d |
hex | 8a39ee0 |
144940768 has 24 divisors (see below), whose sum is σ = 326117232. Its totient is φ = 62117376.
The previous prime is 144940727. The next prime is 144940769. The reversal of 144940768 is 867049441.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144940769) 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, 323305 + ... + 323752.
It is an arithmetic number, because the mean of its divisors is an integer number (13588218).
Almost surely, 2144940768 is an apocalyptic number.
It is an amenable number.
144940768 is an abundant number, since it is smaller than the sum of its proper divisors (181176464).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144940768 is an equidigital number, since it uses as much as digits as its factorization.
144940768 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 647074 (or 647066 counting only the distinct ones).
The product of its (nonzero) digits is 193536, while the sum is 43.
The square root of 144940768 is about 12039.1348526379. The cubic root of 144940768 is about 525.2872417554.
The spelling of 144940768 in words is "one hundred forty-four million, nine hundred forty thousand, seven hundred sixty-eight".
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