Base | Representation |
---|---|
bin | 11111100110001… |
… | …110101101110010 |
3 | 1100221111122200021 |
4 | 133212032231302 |
5 | 2041202143232 |
6 | 124334114054 |
7 | 16064623033 |
oct | 3746165562 |
9 | 1327448607 |
10 | 530115442 |
11 | 25226663a |
12 | 12964b92a |
13 | 85a9a79c |
14 | 50594a8a |
15 | 31816397 |
hex | 1f98eb72 |
530115442 has 16 divisors (see below), whose sum is σ = 800393400. Its totient is φ = 263323648.
The previous prime is 530115373. The next prime is 530115449. The reversal of 530115442 is 244511035.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 529874361 + 241081 = 23019^2 + 491^2 .
It is not an unprimeable number, because it can be changed into a prime (530115449) 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, 229638 + ... + 231934.
Almost surely, 2530115442 is an apocalyptic number.
530115442 is a deficient number, since it is larger than the sum of its proper divisors (270277958).
530115442 is a wasteful number, since it uses less digits than its factorization.
530115442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3005.
The product of its (nonzero) digits is 2400, while the sum is 25.
The square root of 530115442 is about 23024.2359699513. The cubic root of 530115442 is about 809.3259860641.
Adding to 530115442 its reverse (244511035), we get a palindrome (774626477).
The spelling of 530115442 in words is "five hundred thirty million, one hundred fifteen thousand, four hundred forty-two".
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