Base | Representation |
---|---|
bin | 100111101001011101… |
… | …000111001011100010 |
3 | 11001212212122122100222 |
4 | 213221131013023202 |
5 | 1144141241203303 |
6 | 31320153243042 |
7 | 3034650113060 |
oct | 475135071342 |
9 | 131785578328 |
10 | 42571428578 |
11 | 17066509428 |
12 | 8301103482 |
13 | 4025a30833 |
14 | 20bbcd3030 |
15 | 1192621938 |
hex | 9e97472e2 |
42571428578 has 32 divisors (see below), whose sum is σ = 74066759424. Its totient is φ = 17975043072.
The previous prime is 42571428569. The next prime is 42571428629. The reversal of 42571428578 is 87582417524.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183626 + ... + 344762.
It is an arithmetic number, because the mean of its divisors is an integer number (2314586232).
Almost surely, 242571428578 is an apocalyptic number.
42571428578 is a deficient number, since it is larger than the sum of its proper divisors (31495330846).
42571428578 is a wasteful number, since it uses less digits than its factorization.
42571428578 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 161426.
The product of its digits is 5017600, while the sum is 53.
The spelling of 42571428578 in words is "forty-two billion, five hundred seventy-one million, four hundred twenty-eight thousand, five hundred seventy-eight".
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