Base | Representation |
---|---|
bin | 1010000111011… |
… | …0001010010110 |
3 | 2221211111221111 |
4 | 2201312022112 |
5 | 41330131110 |
6 | 4113205234 |
7 | 1023423652 |
oct | 241661226 |
9 | 87744844 |
10 | 42427030 |
11 | 21a49068 |
12 | 1226081a |
13 | 8a36469 |
14 | 58c5a62 |
15 | 3ad0e8a |
hex | 2876296 |
42427030 has 16 divisors (see below), whose sum is σ = 77810544. Its totient is φ = 16650400.
The previous prime is 42427009. The next prime is 42427037. The reversal of 42427030 is 3072424.
It is a junction number, because it is equal to n+sod(n) for n = 42426992 and 42427010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42427037) 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, 39496 + ... + 40555.
It is an arithmetic number, because the mean of its divisors is an integer number (4863159).
Almost surely, 242427030 is an apocalyptic number.
42427030 is a deficient number, since it is larger than the sum of its proper divisors (35383514).
42427030 is a wasteful number, since it uses less digits than its factorization.
42427030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80111.
The product of its (nonzero) digits is 1344, while the sum is 22.
The square root of 42427030 is about 6513.6034573806. The cubic root of 42427030 is about 348.7767638320.
Adding to 42427030 its reverse (3072424), we get a palindrome (45499454).
The spelling of 42427030 in words is "forty-two million, four hundred twenty-seven thousand, thirty".
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