Base | Representation |
---|---|
bin | 1010001101001… |
… | …0100001011101 |
3 | 2222112201220000 |
4 | 2203102201131 |
5 | 41424232331 |
6 | 4125244513 |
7 | 1026560625 |
oct | 243224135 |
9 | 88481800 |
10 | 42805341 |
11 | 22187317 |
12 | 12403739 |
13 | 8b39707 |
14 | 5983885 |
15 | 3b580e6 |
hex | 28d285d |
42805341 has 20 divisors (see below), whose sum is σ = 64724352. Its totient is φ = 28188648.
The previous prime is 42805331. The next prime is 42805349. The reversal of 42805341 is 14350824.
It is not a de Polignac number, because 42805341 - 213 = 42797149 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42805349) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3540 + ... + 9906.
Almost surely, 242805341 is an apocalyptic number.
It is an amenable number.
42805341 is a deficient number, since it is larger than the sum of its proper divisors (21919011).
42805341 is an equidigital number, since it uses as much as digits as its factorization.
42805341 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6462 (or 6453 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 27.
The square root of 42805341 is about 6542.5790786203. The cubic root of 42805341 is about 349.8103489549.
The spelling of 42805341 in words is "forty-two million, eight hundred five thousand, three hundred forty-one".
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