Base | Representation |
---|---|
bin | 1100011101000… |
… | …1111101110010 |
3 | 10122022002010210 |
4 | 3013101331302 |
5 | 101333141432 |
6 | 5103404550 |
7 | 1203014625 |
oct | 307217562 |
9 | 118262123 |
10 | 52240242 |
11 | 2754095a |
12 | 155b3756 |
13 | aa90cb2 |
14 | 6d1bdbc |
15 | 48bd8cc |
hex | 31d1f72 |
52240242 has 8 divisors (see below), whose sum is σ = 104480496. Its totient is φ = 17413412.
The previous prime is 52240229. The next prime is 52240247. The reversal of 52240242 is 24204225.
It is a sphenic number, since it is the product of 3 distinct primes.
52240242 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (52240247) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4353348 + ... + 4353359.
It is an arithmetic number, because the mean of its divisors is an integer number (13060062).
Almost surely, 252240242 is an apocalyptic number.
52240242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52240242 is a wasteful number, since it uses less digits than its factorization.
52240242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8706712.
The product of its (nonzero) digits is 1280, while the sum is 21.
The square root of 52240242 is about 7227.7411409098. The cubic root of 52240242 is about 373.8250442332.
Adding to 52240242 its reverse (24204225), we get a palindrome (76444467).
The spelling of 52240242 in words is "fifty-two million, two hundred forty thousand, two hundred forty-two".
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