Base | Representation |
---|---|
bin | 1010000001110… |
… | …0101101010111 |
3 | 2221010220100011 |
4 | 2200130231113 |
5 | 41231420011 |
6 | 4101301051 |
7 | 1020336514 |
oct | 240345527 |
9 | 87126304 |
10 | 42060631 |
11 | 21818858 |
12 | 12104787 |
13 | 8938762 |
14 | 582c30b |
15 | 3a5c621 |
hex | 281cb57 |
42060631 has 2 divisors, whose sum is σ = 42060632. Its totient is φ = 42060630.
The previous prime is 42060617. The next prime is 42060647. The reversal of 42060631 is 13606024.
42060631 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 42060631 - 27 = 42060503 is a prime.
It is a super-2 number, since 2×420606312 = 3538193360236322, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (42060611) 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 as a sum of consecutive naturals, namely, 21030315 + 21030316.
It is an arithmetic number, because the mean of its divisors is an integer number (21030316).
Almost surely, 242060631 is an apocalyptic number.
42060631 is a deficient number, since it is larger than the sum of its proper divisors (1).
42060631 is an equidigital number, since it uses as much as digits as its factorization.
42060631 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 864, while the sum is 22.
The square root of 42060631 is about 6485.4167946247. The cubic root of 42060631 is about 347.7698499155.
Adding to 42060631 its reverse (13606024), we get a palindrome (55666655).
The spelling of 42060631 in words is "forty-two million, sixty thousand, six hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •