Base | Representation |
---|---|
bin | 100111110010001111… |
… | …011100000110010010 |
3 | 11002021011000212201010 |
4 | 213302033130012102 |
5 | 1144442010323221 |
6 | 31342540551350 |
7 | 3041420066442 |
oct | 476217340622 |
9 | 132234025633 |
10 | 42718839186 |
11 | 17131742181 |
12 | 8342552556 |
13 | 404a433c4a |
14 | 20d3706122 |
15 | 11a053dc76 |
hex | 9f23dc192 |
42718839186 has 8 divisors (see below), whose sum is σ = 85437678384. Its totient is φ = 14239613060.
The previous prime is 42718839157. The next prime is 42718839197. The reversal of 42718839186 is 68193881724.
42718839186 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.
42718839186 is an admirable number.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3559903260 + ... + 3559903271.
It is an arithmetic number, because the mean of its divisors is an integer number (10679709798).
Almost surely, 242718839186 is an apocalyptic number.
42718839186 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42718839186 is a wasteful number, since it uses less digits than its factorization.
42718839186 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7119806536.
The product of its digits is 4644864, while the sum is 57.
The spelling of 42718839186 in words is "forty-two billion, seven hundred eighteen million, eight hundred thirty-nine thousand, one hundred eighty-six".
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