Base | Representation |
---|---|
bin | 10001001100011… |
… | …11100110111010 |
3 | 101001102022101011 |
4 | 20212033212322 |
5 | 243411240010 |
6 | 22151344134 |
7 | 3401021623 |
oct | 1046174672 |
9 | 331368334 |
10 | 144243130 |
11 | 7446aaa9 |
12 | 4038204a |
13 | 23b64785 |
14 | 1522aa4a |
15 | c9e3a8a |
hex | 898f9ba |
144243130 has 16 divisors (see below), whose sum is σ = 274910760. Its totient is φ = 54303232.
The previous prime is 144243091. The next prime is 144243133. The reversal of 144243130 is 31342441.
It can be written as a sum of positive squares in 4 ways, for example, as 143017681 + 1225449 = 11959^2 + 1107^2 .
It is not an unprimeable number, because it can be changed into a prime (144243133) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 424075 + ... + 424414.
Almost surely, 2144243130 is an apocalyptic number.
144243130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
144243130 is a deficient number, since it is larger than the sum of its proper divisors (130667630).
144243130 is a wasteful number, since it uses less digits than its factorization.
144243130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 848513.
The product of its (nonzero) digits is 1152, while the sum is 22.
The square root of 144243130 is about 12010.1261442168. The cubic root of 144243130 is about 524.4431041127.
Adding to 144243130 its reverse (31342441), we get a palindrome (175585571).
The spelling of 144243130 in words is "one hundred forty-four million, two hundred forty-three thousand, one hundred thirty".
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