Base | Representation |
---|---|
bin | 100111110001011101… |
… | …010110000010000101 |
3 | 11002020020022200221002 |
4 | 213301131112002011 |
5 | 1144430130112031 |
6 | 31341351303045 |
7 | 3041200343546 |
oct | 476135260205 |
9 | 132206280832 |
10 | 42705707141 |
11 | 17125292949 |
12 | 833a07aa85 |
13 | 40477b68c6 |
14 | 20d1a884cd |
15 | 119e2e7ccb |
hex | 9f1756085 |
42705707141 has 2 divisors, whose sum is σ = 42705707142. Its totient is φ = 42705707140.
The previous prime is 42705707131. The next prime is 42705707147. The reversal of 42705707141 is 14170750724.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 42664554916 + 41152225 = 206554^2 + 6415^2 .
It is a cyclic number.
It is not a de Polignac number, because 42705707141 - 218 = 42705444997 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 42705707095 and 42705707104.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (42705707147) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21352853570 + 21352853571.
It is an arithmetic number, because the mean of its divisors is an integer number (21352853571).
Almost surely, 242705707141 is an apocalyptic number.
It is an amenable number.
42705707141 is a deficient number, since it is larger than the sum of its proper divisors (1).
42705707141 is an equidigital number, since it uses as much as digits as its factorization.
42705707141 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 54880, while the sum is 38.
The spelling of 42705707141 in words is "forty-two billion, seven hundred five million, seven hundred seven thousand, one hundred forty-one".
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