Base | Representation |
---|---|
bin | 10001001010111… |
… | …11000110100010 |
3 | 101001001012211122 |
4 | 20211133012202 |
5 | 243333410300 |
6 | 22143212242 |
7 | 3366233444 |
oct | 1045370642 |
9 | 331035748 |
10 | 144044450 |
11 | 74344800 |
12 | 402a7082 |
13 | 23ac5204 |
14 | 151b8494 |
15 | c9a4c85 |
hex | 895f1a2 |
144044450 has 72 divisors (see below), whose sum is σ = 305019540. Its totient is φ = 50512000.
The previous prime is 144044447. The next prime is 144044489. The reversal of 144044450 is 54440441.
It can be written as a sum of positive squares in 6 ways, for example, as 37810201 + 106234249 = 6149^2 + 10307^2 .
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 35 ways as a sum of consecutive naturals, for example, 175040 + ... + 175860.
Almost surely, 2144044450 is an apocalyptic number.
144044450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
144044450 is an abundant number, since it is smaller than the sum of its proper divisors (160975090).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144044450 is a wasteful number, since it uses less digits than its factorization.
144044450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 884 (or 868 counting only the distinct ones).
The product of its (nonzero) digits is 5120, while the sum is 26.
The square root of 144044450 is about 12001.8519404299. The cubic root of 144044450 is about 524.2022047542.
Adding to 144044450 its reverse (54440441), we get a palindrome (198484891).
The spelling of 144044450 in words is "one hundred forty-four million, forty-four thousand, four hundred fifty".
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