Base | Representation |
---|---|
bin | 1010001110001… |
… | …1111101000100 |
3 | 2222200100211102 |
4 | 2203203331010 |
5 | 41434023430 |
6 | 4130555232 |
7 | 1030306034 |
oct | 243437504 |
9 | 88610742 |
10 | 42876740 |
11 | 22225a25 |
12 | 12438b18 |
13 | 8b6306a |
14 | 59a18c4 |
15 | 3b6e345 |
hex | 28e3f44 |
42876740 has 12 divisors (see below), whose sum is σ = 90041196. Its totient is φ = 17150688.
The previous prime is 42876683. The next prime is 42876763. The reversal of 42876740 is 4767824.
42876740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 19855936 + 23020804 = 4456^2 + 4798^2 .
It is a junction number, because it is equal to n+sod(n) for n = 42876694 and 42876703.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1071899 + ... + 1071938.
It is an arithmetic number, because the mean of its divisors is an integer number (7503433).
Almost surely, 242876740 is an apocalyptic number.
It is an amenable number.
42876740 is an abundant number, since it is smaller than the sum of its proper divisors (47164456).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42876740 is a wasteful number, since it uses less digits than its factorization.
42876740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2143846 (or 2143844 counting only the distinct ones).
The product of its (nonzero) digits is 75264, while the sum is 38.
The square root of 42876740 is about 6548.0332925238. The cubic root of 42876740 is about 350.0047346298.
The spelling of 42876740 in words is "forty-two million, eight hundred seventy-six thousand, seven hundred forty".
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