Base | Representation |
---|---|
bin | 100111100000101010… |
… | …111000001111100111 |
3 | 11001111121022122122021 |
4 | 213200222320033213 |
5 | 1143341023324341 |
6 | 31253410244011 |
7 | 3031210261006 |
oct | 474052701747 |
9 | 131447278567 |
10 | 42424042471 |
11 | 16aa02a2028 |
12 | 827b886607 |
13 | 4001338615 |
14 | 20a64c8c3d |
15 | 118470b9d1 |
hex | 9e0ab83e7 |
42424042471 has 2 divisors, whose sum is σ = 42424042472. Its totient is φ = 42424042470.
The previous prime is 42424042387. The next prime is 42424042481. The reversal of 42424042471 is 17424042424.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 42424042471 - 219 = 42423518183 is a prime.
It is a super-3 number, since 3×424240424713 (a number of 33 digits) contains 333 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (42424042481) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21212021235 + 21212021236.
It is an arithmetic number, because the mean of its divisors is an integer number (21212021236).
Almost surely, 242424042471 is an apocalyptic number.
42424042471 is a deficient number, since it is larger than the sum of its proper divisors (1).
42424042471 is an equidigital number, since it uses as much as digits as its factorization.
42424042471 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 57344, while the sum is 34.
Adding to 42424042471 its reverse (17424042424), we get a palindrome (59848084895).
The spelling of 42424042471 in words is "forty-two billion, four hundred twenty-four million, forty-two thousand, four hundred seventy-one".
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