Base | Representation |
---|---|
bin | 1010101001110110… |
… | …1101101100110001 |
3 | 21101022102210022211 |
4 | 2222131231230301 |
5 | 21324114303311 |
6 | 1151441532121 |
7 | 130604612521 |
oct | 25235555461 |
9 | 7338383284 |
10 | 2859916081 |
11 | 1238391310 |
12 | 679944041 |
13 | 367677c49 |
14 | 1d1b7d681 |
15 | 11b122821 |
hex | aa76db31 |
2859916081 has 8 divisors (see below), whose sum is σ = 3284114400. Its totient is φ = 2463085440.
The previous prime is 2859916063. The next prime is 2859916133. The reversal of 2859916081 is 1806199582.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2859916081 - 25 = 2859916049 is a prime.
It is a super-2 number, since 2×28599160812 = 16358239980724797122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2859916061) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6841696 + ... + 6842113.
It is an arithmetic number, because the mean of its divisors is an integer number (410514300).
Almost surely, 22859916081 is an apocalyptic number.
It is an amenable number.
2859916081 is a deficient number, since it is larger than the sum of its proper divisors (424198319).
2859916081 is a wasteful number, since it uses less digits than its factorization.
2859916081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13683839.
The product of its (nonzero) digits is 311040, while the sum is 49.
The square root of 2859916081 is about 53478.1832245636. The cubic root of 2859916081 is about 1419.4423653540.
The spelling of 2859916081 in words is "two billion, eight hundred fifty-nine million, nine hundred sixteen thousand, eighty-one".
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