Base | Representation |
---|---|
bin | 1010000001101… |
… | …0010100111001 |
3 | 2221010101221202 |
4 | 2200122110321 |
5 | 41231111443 |
6 | 4101143545 |
7 | 1020266204 |
oct | 240322471 |
9 | 87111852 |
10 | 42050873 |
11 | 21811497 |
12 | 120babb5 |
13 | 8934197 |
14 | 582893b |
15 | 3a597b8 |
hex | 281a539 |
42050873 has 4 divisors (see below), whose sum is σ = 42080640. Its totient is φ = 42021108.
The previous prime is 42050867. The next prime is 42050891. The reversal of 42050873 is 37805024.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 42050873 - 212 = 42046777 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (42050863) 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, 12653 + ... + 15626.
It is an arithmetic number, because the mean of its divisors is an integer number (10520160).
Almost surely, 242050873 is an apocalyptic number.
It is an amenable number.
42050873 is a deficient number, since it is larger than the sum of its proper divisors (29767).
42050873 is a wasteful number, since it uses less digits than its factorization.
42050873 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29766.
The product of its (nonzero) digits is 6720, while the sum is 29.
The square root of 42050873 is about 6484.6644477567. The cubic root of 42050873 is about 347.7429538167.
Adding to 42050873 its reverse (37805024), we get a palindrome (79855897).
The spelling of 42050873 in words is "forty-two million, fifty thousand, eight hundred seventy-three".
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