Base | Representation |
---|---|
bin | 110001110000110000… |
… | …101011001010010010 |
3 | 12002220201122010200200 |
4 | 301300300223022102 |
5 | 1333411420243232 |
6 | 40313540400030 |
7 | 3601036352256 |
oct | 616060531222 |
9 | 162821563620 |
10 | 53431415442 |
11 | 20729706289 |
12 | a4320a6016 |
13 | 5066944b72 |
14 | 282c358266 |
15 | 15cac5577c |
hex | c70c2b292 |
53431415442 has 24 divisors (see below), whose sum is σ = 117952372044. Its totient is φ = 17474424864.
The previous prime is 53431415417. The next prime is 53431415447. The reversal of 53431415442 is 24451413435.
53431415442 is a `hidden beast` number, since 534 + 31 + 4 + 1 + 54 + 42 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 45467459361 + 7963956081 = 213231^2 + 89241^2 .
It is a super-2 number, since 2×534314154422 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 53431415397 and 53431415406.
It is not an unprimeable number, because it can be changed into a prime (53431415447) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28002933 + ... + 28004840.
Almost surely, 253431415442 is an apocalyptic number.
53431415442 is an abundant number, since it is smaller than the sum of its proper divisors (64520956602).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53431415442 is a wasteful number, since it uses less digits than its factorization.
53431415442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56007834 (or 56007831 counting only the distinct ones).
The product of its digits is 115200, while the sum is 36.
Adding to 53431415442 its reverse (24451413435), we get a palindrome (77882828877).
The spelling of 53431415442 in words is "fifty-three billion, four hundred thirty-one million, four hundred fifteen thousand, four hundred forty-two".
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