Base | Representation |
---|---|
bin | 100111111001111000… |
… | …010101011101110110 |
3 | 11002121002012010220011 |
4 | 213321320111131312 |
5 | 1200222313003223 |
6 | 31403355530434 |
7 | 3044534331424 |
oct | 477170253566 |
9 | 132532163804 |
10 | 42847000438 |
11 | 17198018670 |
12 | 8379459a1a |
13 | 406ab577c8 |
14 | 2106748114 |
15 | 11ab90780d |
hex | 9f9e15776 |
42847000438 has 16 divisors (see below), whose sum is σ = 70836094224. Its totient is φ = 19275125760.
The previous prime is 42847000433. The next prime is 42847000451. The reversal of 42847000438 is 83400074824.
It is a self number, because there is not a number n which added to its sum of digits gives 42847000438.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42847000433) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10036995 + ... + 10041262.
It is an arithmetic number, because the mean of its divisors is an integer number (4427255889).
Almost surely, 242847000438 is an apocalyptic number.
42847000438 is a deficient number, since it is larger than the sum of its proper divisors (27989093786).
42847000438 is a wasteful number, since it uses less digits than its factorization.
42847000438 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20078367.
The product of its (nonzero) digits is 172032, while the sum is 40.
The spelling of 42847000438 in words is "forty-two billion, eight hundred forty-seven million, four hundred thirty-eight", and thus it is an aban number.
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