Base | Representation |
---|---|
bin | 1010001110010… |
… | …1001101010101 |
3 | 2222200121212200 |
4 | 2203211031111 |
5 | 41434210002 |
6 | 4131035113 |
7 | 1030330023 |
oct | 243451525 |
9 | 88617780 |
10 | 42881877 |
11 | 22229875 |
12 | 1243ba99 |
13 | 8b654bc |
14 | 59a3713 |
15 | 3b70b1c |
hex | 28e5355 |
42881877 has 12 divisors (see below), whose sum is σ = 62322624. Its totient is φ = 28411560.
The previous prime is 42881819. The next prime is 42881899. The reversal of 42881877 is 77818824.
42881877 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 42881877 - 211 = 42879829 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42881077) 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 11 ways as a sum of consecutive naturals, for example, 13149 + ... + 16082.
It is an arithmetic number, because the mean of its divisors is an integer number (5193552).
Almost surely, 242881877 is an apocalyptic number.
It is an amenable number.
42881877 is a deficient number, since it is larger than the sum of its proper divisors (19440747).
42881877 is a wasteful number, since it uses less digits than its factorization.
42881877 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29400 (or 29397 counting only the distinct ones).
The product of its digits is 200704, while the sum is 45.
The square root of 42881877 is about 6548.4255359590. The cubic root of 42881877 is about 350.0187119248.
The spelling of 42881877 in words is "forty-two million, eight hundred eighty-one thousand, eight hundred seventy-seven".
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