Base | Representation |
---|---|
bin | 10001001101011… |
… | …00111100101001 |
3 | 101001122102020002 |
4 | 20212230330221 |
5 | 243424111210 |
6 | 22154112345 |
7 | 3402032162 |
oct | 1046547451 |
9 | 331572202 |
10 | 144363305 |
11 | 74542319 |
12 | 4041b6b5 |
13 | 23ba7398 |
14 | 1525c769 |
15 | ca194a5 |
hex | 89acf29 |
144363305 has 16 divisors (see below), whose sum is σ = 180020880. Its totient is φ = 111003648.
The previous prime is 144363301. The next prime is 144363319. The reversal of 144363305 is 503363441.
144363305 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 8 ways, for example, as 15745024 + 128618281 = 3968^2 + 11341^2 .
It is not a de Polignac number, because 144363305 - 22 = 144363301 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (29).
It is not an unprimeable number, because it can be changed into a prime (144363301) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31649 + ... + 35921.
It is an arithmetic number, because the mean of its divisors is an integer number (11251305).
Almost surely, 2144363305 is an apocalyptic number.
It is an amenable number.
144363305 is a deficient number, since it is larger than the sum of its proper divisors (35657575).
144363305 is a wasteful number, since it uses less digits than its factorization.
144363305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4540.
The product of its (nonzero) digits is 12960, while the sum is 29.
The square root of 144363305 is about 12015.1281724333. The cubic root of 144363305 is about 524.5887088640.
The spelling of 144363305 in words is "one hundred forty-four million, three hundred sixty-three thousand, three hundred five".
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