Base | Representation |
---|---|
bin | 100111111011110110… |
… | …001000111100010010 |
3 | 11002200101020122100211 |
4 | 213323312020330102 |
5 | 1200304233314112 |
6 | 31410534434334 |
7 | 3045414544600 |
oct | 477366107422 |
9 | 132611218324 |
10 | 42879979282 |
11 | 172046a3108 |
12 | 83885029aa |
13 | 407493360a |
14 | 210ac90870 |
15 | 11ae76e0a7 |
hex | 9fbd88f12 |
42879979282 has 24 divisors (see below), whose sum is σ = 74832787440. Its totient is φ = 18374285160.
The previous prime is 42879979267. The next prime is 42879979313. The reversal of 42879979282 is 28297997824.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 677157 + ... + 737767.
It is an arithmetic number, because the mean of its divisors is an integer number (3118032810).
Almost surely, 242879979282 is an apocalyptic number.
42879979282 is a deficient number, since it is larger than the sum of its proper divisors (31952808158).
42879979282 is a wasteful number, since it uses less digits than its factorization.
42879979282 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67846 (or 67839 counting only the distinct ones).
The product of its digits is 73156608, while the sum is 67.
The spelling of 42879979282 in words is "forty-two billion, eight hundred seventy-nine million, nine hundred seventy-nine thousand, two hundred eighty-two".
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