Base | Representation |
---|---|
bin | 1010101110010001… |
… | …0011110001000100 |
3 | 21102121020222210100 |
4 | 2223210103301010 |
5 | 21343334001314 |
6 | 1153342324100 |
7 | 131221120056 |
oct | 25344236104 |
9 | 7377228710 |
10 | 2878422084 |
11 | 124788112a |
12 | 683b89630 |
13 | 36b457345 |
14 | 1d43d98d6 |
15 | 11ca7ac09 |
hex | ab913c44 |
2878422084 has 36 divisors (see below), whose sum is σ = 7277647104. Its totient is φ = 959258352.
The previous prime is 2878422083. The next prime is 2878422089. The reversal of 2878422084 is 4802248782.
It is a tau number, because it is divible by the number of its divisors (36).
It is not an unprimeable number, because it can be changed into a prime (2878422083) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 286189 + ... + 296075.
It is an arithmetic number, because the mean of its divisors is an integer number (202156864).
Almost surely, 22878422084 is an apocalyptic number.
It is an amenable number.
2878422084 is an abundant number, since it is smaller than the sum of its proper divisors (4399225020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2878422084 is a wasteful number, since it uses less digits than its factorization.
2878422084 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17984 (or 17979 counting only the distinct ones).
The product of its (nonzero) digits is 458752, while the sum is 45.
The square root of 2878422084 is about 53650.9280814414. The cubic root of 2878422084 is about 1422.4974373437.
The spelling of 2878422084 in words is "two billion, eight hundred seventy-eight million, four hundred twenty-two thousand, eighty-four".
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