Base | Representation |
---|---|
bin | 1010000001011… |
… | …1000111110011 |
3 | 2221002201221121 |
4 | 2200113013303 |
5 | 41230201442 |
6 | 4101003111 |
7 | 1020213013 |
oct | 240270763 |
9 | 87081847 |
10 | 42037747 |
11 | 21802644 |
12 | 120b3497 |
13 | 892b20b |
14 | 5823c43 |
15 | 3a55967 |
hex | 28171f3 |
42037747 has 8 divisors (see below), whose sum is σ = 44427600. Its totient is φ = 39665664.
The previous prime is 42037739. The next prime is 42037771. The reversal of 42037747 is 74773024.
It is a happy number.
42037747 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 42037747 - 23 = 42037739 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42037727) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 579 + ... + 9187.
It is an arithmetic number, because the mean of its divisors is an integer number (5553450).
Almost surely, 242037747 is an apocalyptic number.
42037747 is a deficient number, since it is larger than the sum of its proper divisors (2389853).
42037747 is a wasteful number, since it uses less digits than its factorization.
42037747 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8885.
The product of its (nonzero) digits is 32928, while the sum is 34.
The square root of 42037747 is about 6483.6522886410. The cubic root of 42037747 is about 347.7067678932.
The spelling of 42037747 in words is "forty-two million, thirty-seven thousand, seven hundred forty-seven".
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