Base | Representation |
---|---|
bin | 100111110010001110… |
… | …000000000111111001 |
3 | 11002021010022201221012 |
4 | 213302032000013321 |
5 | 1144441411244312 |
6 | 31342524523305 |
7 | 3041413640216 |
oct | 476216000771 |
9 | 132233281835 |
10 | 42718462457 |
11 | 17131505130 |
12 | 83423b0535 |
13 | 404a331628 |
14 | 20d3648b0d |
15 | 11a04b7322 |
hex | 9f23801f9 |
42718462457 has 16 divisors (see below), whose sum is σ = 46759394880. Its totient is φ = 38703921600.
The previous prime is 42718462453. The next prime is 42718462477. The reversal of 42718462457 is 75426481724.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 42718462457 - 22 = 42718462453 is a prime.
It is not an unprimeable number, because it can be changed into a prime (42718462453) 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 in 15 ways as a sum of consecutive naturals, for example, 8117207 + ... + 8122467.
It is an arithmetic number, because the mean of its divisors is an integer number (2922462180).
Almost surely, 242718462457 is an apocalyptic number.
It is an amenable number.
42718462457 is a deficient number, since it is larger than the sum of its proper divisors (4040932423).
42718462457 is a wasteful number, since it uses less digits than its factorization.
42718462457 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7624.
The product of its digits is 3010560, while the sum is 50.
The spelling of 42718462457 in words is "forty-two billion, seven hundred eighteen million, four hundred sixty-two thousand, four hundred fifty-seven".
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