Base | Representation |
---|---|
bin | 1010000111101… |
… | …0000100011011 |
3 | 2221212022220021 |
4 | 2201322010123 |
5 | 41331134120 |
6 | 4113411311 |
7 | 1023521425 |
oct | 241720433 |
9 | 87768807 |
10 | 42443035 |
11 | 21a5a098 |
12 | 12269b37 |
13 | 8a4082b |
14 | 58cb815 |
15 | 3ad5aaa |
hex | 287a11b |
42443035 has 8 divisors (see below), whose sum is σ = 51021936. Its totient is φ = 33894240.
The previous prime is 42442997. The next prime is 42443039. The reversal of 42443035 is 53034424.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-42443035 is a prime.
It is a super-2 number, since 2×424430352 = 3602822440022450, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42443039) 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, 4296 + ... + 10165.
It is an arithmetic number, because the mean of its divisors is an integer number (6377742).
Almost surely, 242443035 is an apocalyptic number.
42443035 is a deficient number, since it is larger than the sum of its proper divisors (8578901).
42443035 is a wasteful number, since it uses less digits than its factorization.
42443035 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15053.
The product of its (nonzero) digits is 5760, while the sum is 25.
The square root of 42443035 is about 6514.8319241558. The cubic root of 42443035 is about 348.8206153603.
Adding to 42443035 its reverse (53034424), we get a palindrome (95477459).
The spelling of 42443035 in words is "forty-two million, four hundred forty-three thousand, thirty-five".
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