Base | Representation |
---|---|
bin | 1010100100010110… |
… | …0100010110111101 |
3 | 21022200221211120112 |
4 | 2221011210112331 |
5 | 21302210343044 |
6 | 1145254355405 |
7 | 130204323416 |
oct | 25105442675 |
9 | 7280854515 |
10 | 2836809149 |
11 | 1226339779 |
12 | 67205bb65 |
13 | 3629475c5 |
14 | 1cca8680d |
15 | 1190ab09e |
hex | a91645bd |
2836809149 has 8 divisors (see below), whose sum is σ = 2899849920. Its totient is φ = 2774267136.
The previous prime is 2836809133. The next prime is 2836809179. The reversal of 2836809149 is 9419086382.
It is a happy number.
2836809149 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.
It is a cyclic number.
It is not a de Polignac number, because 2836809149 - 24 = 2836809133 is a prime.
It is a super-2 number, since 2×28368091492 = 16094972295700208402, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2836809097 and 2836809106.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2836809179) 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, 113177 + ... + 135950.
It is an arithmetic number, because the mean of its divisors is an integer number (362481240).
Almost surely, 22836809149 is an apocalyptic number.
It is an amenable number.
2836809149 is a deficient number, since it is larger than the sum of its proper divisors (63040771).
2836809149 is a wasteful number, since it uses less digits than its factorization.
2836809149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 249379.
The product of its (nonzero) digits is 746496, while the sum is 50.
The square root of 2836809149 is about 53261.7043381077. The cubic root of 2836809149 is about 1415.6091886790.
The spelling of 2836809149 in words is "two billion, eight hundred thirty-six million, eight hundred nine thousand, one hundred forty-nine".
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