Base | Representation |
---|---|
bin | 1010001010011… |
… | …1110011000110 |
3 | 2222012211211120 |
4 | 2202213303012 |
5 | 41403132332 |
6 | 4121414410 |
7 | 1025231466 |
oct | 242476306 |
9 | 88184746 |
10 | 42630342 |
11 | 22077897 |
12 | 1233a406 |
13 | 8aa7b71 |
14 | 5939ba6 |
15 | 3b2132c |
hex | 28a7cc6 |
42630342 has 16 divisors (see below), whose sum is σ = 85603392. Its totient is φ = 14153000.
The previous prime is 42630307. The next prime is 42630347. The reversal of 42630342 is 24303624.
It is a happy number.
42630342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42630347) 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, 12648 + ... + 15659.
It is an arithmetic number, because the mean of its divisors is an integer number (5350212).
Almost surely, 242630342 is an apocalyptic number.
42630342 is an abundant number, since it is smaller than the sum of its proper divisors (42973050).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42630342 is a wasteful number, since it uses less digits than its factorization.
42630342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28563.
The product of its (nonzero) digits is 3456, while the sum is 24.
The square root of 42630342 is about 6529.1915272873. The cubic root of 42630342 is about 349.3329936173.
Adding to 42630342 its reverse (24303624), we get a palindrome (66933966).
The spelling of 42630342 in words is "forty-two million, six hundred thirty thousand, three hundred forty-two".
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