Base | Representation |
---|---|
bin | 100111110010000011… |
… | …110011110111000101 |
3 | 11002020221022000002112 |
4 | 213302003303313011 |
5 | 1144440220301124 |
6 | 31342351350405 |
7 | 3041352142130 |
oct | 476203636705 |
9 | 132227260075 |
10 | 42715790789 |
11 | 1712aa4a941 |
12 | 8341522405 |
13 | 4049907569 |
14 | 20d3151217 |
15 | 11a013a90e |
hex | 9f20f3dc5 |
42715790789 has 8 divisors (see below), whose sum is σ = 48893974080. Its totient is φ = 36556589376.
The previous prime is 42715790779. The next prime is 42715790849. The reversal of 42715790789 is 98709751724.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-42715790789 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42715790749) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4740644 + ... + 4749645.
It is an arithmetic number, because the mean of its divisors is an integer number (6111746760).
Almost surely, 242715790789 is an apocalyptic number.
It is an amenable number.
42715790789 is a deficient number, since it is larger than the sum of its proper divisors (6178183291).
42715790789 is an equidigital number, since it uses as much as digits as its factorization.
42715790789 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9490939.
The product of its (nonzero) digits is 8890560, while the sum is 59.
The spelling of 42715790789 in words is "forty-two billion, seven hundred fifteen million, seven hundred ninety thousand, seven hundred eighty-nine".
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