Base | Representation |
---|---|
bin | 1010001110000… |
… | …1100101100010 |
3 | 2222122212112020 |
4 | 2203201211202 |
5 | 41433221132 |
6 | 4130442310 |
7 | 1030235541 |
oct | 243414542 |
9 | 88585466 |
10 | 42867042 |
11 | 22219709 |
12 | 12433396 |
13 | 8b5b81a |
14 | 599c158 |
15 | 3b6b52c |
hex | 28e1962 |
42867042 has 8 divisors (see below), whose sum is σ = 85734096. Its totient is φ = 14289012.
The previous prime is 42866977. The next prime is 42867043. The reversal of 42867042 is 24076824.
It is a sphenic number, since it is the product of 3 distinct primes.
42867042 is an admirable number.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a junction number, because it is equal to n+sod(n) for n = 42866994 and 42867012.
It is not an unprimeable number, because it can be changed into a prime (42867043) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3572248 + ... + 3572259.
It is an arithmetic number, because the mean of its divisors is an integer number (10716762).
Almost surely, 242867042 is an apocalyptic number.
42867042 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.
42867042 is a wasteful number, since it uses less digits than its factorization.
42867042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7144512.
The product of its (nonzero) digits is 21504, while the sum is 33.
The square root of 42867042 is about 6547.2927229505. The cubic root of 42867042 is about 349.9783442383.
The spelling of 42867042 in words is "forty-two million, eight hundred sixty-seven thousand, forty-two".
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