Base | Representation |
---|---|
bin | 1010000001001… |
… | …1111111101110 |
3 | 2221002002101100 |
4 | 2200103333232 |
5 | 41224244232 |
6 | 4100423530 |
7 | 1020130461 |
oct | 240237756 |
9 | 87062340 |
10 | 42024942 |
11 | 217a3a63 |
12 | 120a7ba6 |
13 | 892543b |
14 | 581d2d8 |
15 | 3a51c7c |
hex | 2813fee |
42024942 has 24 divisors (see below), whose sum is σ = 91564200. Its totient is φ = 13929840.
The previous prime is 42024937. The next prime is 42024947. The reversal of 42024942 is 24942024.
It is an interprime number because it is at equal distance from previous prime (42024937) and next prime (42024947).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42024947) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3192 + ... + 9707.
It is an arithmetic number, because the mean of its divisors is an integer number (3815175).
Almost surely, 242024942 is an apocalyptic number.
42024942 is an abundant number, since it is smaller than the sum of its proper divisors (49539258).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42024942 is a wasteful number, since it uses less digits than its factorization.
42024942 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13088 (or 13085 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 27.
The square root of 42024942 is about 6482.6647298777. The cubic root of 42024942 is about 347.6714596473.
Adding to 42024942 its reverse (24942024), we get a palindrome (66966966).
The spelling of 42024942 in words is "forty-two million, twenty-four thousand, nine hundred forty-two".
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