Base | Representation |
---|---|
bin | 100111011011110101… |
… | …000000110010000111 |
3 | 11001021221110202111012 |
4 | 213123311000302013 |
5 | 1143204230002212 |
6 | 31241345232435 |
7 | 3026202653561 |
oct | 473365006207 |
9 | 131257422435 |
10 | 42342812807 |
11 | 16a59460a79 |
12 | 825863271b |
13 | 3cba567629 |
14 | 20997c2331 |
15 | 117c513922 |
hex | 9dbd40c87 |
42342812807 has 2 divisors, whose sum is σ = 42342812808. Its totient is φ = 42342812806.
The previous prime is 42342812791. The next prime is 42342812821. The reversal of 42342812807 is 70821824324.
42342812807 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 42342812807 - 24 = 42342812791 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (42342842807) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21171406403 + 21171406404.
It is an arithmetic number, because the mean of its divisors is an integer number (21171406404).
Almost surely, 242342812807 is an apocalyptic number.
42342812807 is a deficient number, since it is larger than the sum of its proper divisors (1).
42342812807 is an equidigital number, since it uses as much as digits as its factorization.
42342812807 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 172032, while the sum is 41.
The spelling of 42342812807 in words is "forty-two billion, three hundred forty-two million, eight hundred twelve thousand, eight hundred seven".
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