Base | Representation |
---|---|
bin | 100111001000001110… |
… | …110110010101001101 |
3 | 11000110000211102221012 |
4 | 213020032312111031 |
5 | 1142021043311141 |
6 | 31145002415005 |
7 | 3015101313452 |
oct | 471016662515 |
9 | 130400742835 |
10 | 42014041421 |
11 | 168aa916190 |
12 | 8186501465 |
13 | 3c67404b51 |
14 | 2067c7d829 |
15 | 115d71eceb |
hex | 9c83b654d |
42014041421 has 16 divisors (see below), whose sum is σ = 48695437440. Its totient is φ = 35880828480.
The previous prime is 42014041393. The next prime is 42014041427. The reversal of 42014041421 is 12414041024.
42014041421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 42014041421 - 26 = 42014041357 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42014041427) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1768001 + ... + 1791606.
It is an arithmetic number, because the mean of its divisors is an integer number (3043464840).
Almost surely, 242014041421 is an apocalyptic number.
It is an amenable number.
42014041421 is a deficient number, since it is larger than the sum of its proper divisors (6681396019).
42014041421 is a wasteful number, since it uses less digits than its factorization.
42014041421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3559684.
The product of its (nonzero) digits is 1024, while the sum is 23.
Adding to 42014041421 its reverse (12414041024), we get a palindrome (54428082445).
The spelling of 42014041421 in words is "forty-two billion, fourteen million, forty-one thousand, four hundred twenty-one".
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