Base | Representation |
---|---|
bin | 100111011011001011… |
… | …001110001000001011 |
3 | 11001021011212011112002 |
4 | 213123023032020023 |
5 | 1143143423414134 |
6 | 31240314341215 |
7 | 3026010564635 |
oct | 473313161013 |
9 | 131234764462 |
10 | 42331857419 |
11 | 16a53259035 |
12 | 8254a2a80b |
13 | 3cb81ccc57 |
14 | 209816da55 |
15 | 117b59c87e |
hex | 9db2ce20b |
42331857419 has 2 divisors, whose sum is σ = 42331857420. Its totient is φ = 42331857418.
The previous prime is 42331857377. The next prime is 42331857439. The reversal of 42331857419 is 91475813324.
42331857419 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 42331857419 - 216 = 42331791883 is a prime.
It is a super-2 number, since 2×423318574192 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (42331857439) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21165928709 + 21165928710.
It is an arithmetic number, because the mean of its divisors is an integer number (21165928710).
Almost surely, 242331857419 is an apocalyptic number.
42331857419 is a deficient number, since it is larger than the sum of its proper divisors (1).
42331857419 is an equidigital number, since it uses as much as digits as its factorization.
42331857419 is an evil number, because the sum of its binary digits is even.
The product of its digits is 725760, while the sum is 47.
The spelling of 42331857419 in words is "forty-two billion, three hundred thirty-one million, eight hundred fifty-seven thousand, four hundred nineteen".
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