Base | Representation |
---|---|
bin | 100111110010001101… |
… | …010110001101100001 |
3 | 11002021010000000102222 |
4 | 213302031112031201 |
5 | 1144441340301120 |
6 | 31342521120425 |
7 | 3041412323552 |
oct | 476215261541 |
9 | 132233000388 |
10 | 42718290785 |
11 | 171313a8155 |
12 | 8342329115 |
13 | 404a2a1451 |
14 | 20d3602329 |
15 | 11a0481525 |
hex | 9f2356361 |
42718290785 has 8 divisors (see below), whose sum is σ = 51263150400. Its totient is φ = 34173831664.
The previous prime is 42718290733. The next prime is 42718290799. The reversal of 42718290785 is 58709281724.
42718290785 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 42718290785 - 218 = 42718028641 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238916 + ... + 377514.
It is an arithmetic number, because the mean of its divisors is an integer number (6407893800).
Almost surely, 242718290785 is an apocalyptic number.
It is an amenable number.
42718290785 is a deficient number, since it is larger than the sum of its proper divisors (8544859615).
42718290785 is a wasteful number, since it uses less digits than its factorization.
42718290785 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 200247.
The product of its (nonzero) digits is 2257920, while the sum is 53.
The spelling of 42718290785 in words is "forty-two billion, seven hundred eighteen million, two hundred ninety thousand, seven hundred eighty-five".
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