Base | Representation |
---|---|
bin | 10001001110101… |
… | …01110000010100 |
3 | 101001221220111201 |
4 | 20213111300110 |
5 | 243444433302 |
6 | 22201442244 |
7 | 3403326403 |
oct | 1047256024 |
9 | 331856451 |
10 | 144530452 |
11 | 74646960 |
12 | 404a0384 |
13 | 23c354a1 |
14 | 152a363a |
15 | ca4dc87 |
hex | 89d5c14 |
144530452 has 36 divisors (see below), whose sum is σ = 282106944. Its totient is φ = 64254640.
The previous prime is 144530387. The next prime is 144530483. The reversal of 144530452 is 254035441.
It is a self number, because there is not a number n which added to its sum of digits gives 144530452.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 96453 + ... + 97939.
It is an arithmetic number, because the mean of its divisors is an integer number (7836304).
Almost surely, 2144530452 is an apocalyptic number.
It is an amenable number.
144530452 is a deficient number, since it is larger than the sum of its proper divisors (137576492).
144530452 is a wasteful number, since it uses less digits than its factorization.
144530452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1596 (or 1547 counting only the distinct ones).
The product of its (nonzero) digits is 9600, while the sum is 28.
The square root of 144530452 is about 12022.0818496631. The cubic root of 144530452 is about 524.7910908800.
Adding to 144530452 its reverse (254035441), we get a palindrome (398565893).
The spelling of 144530452 in words is "one hundred forty-four million, five hundred thirty thousand, four hundred fifty-two".
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