Base | Representation |
---|---|
bin | 1010100100110101… |
… | …0011111001010100 |
3 | 21022211202221211022 |
4 | 2221031103321110 |
5 | 21303220320433 |
6 | 1145410100312 |
7 | 130230506105 |
oct | 25115237124 |
9 | 7284687738 |
10 | 2838838868 |
11 | 12274a5728 |
12 | 67287a698 |
13 | 3631a8418 |
14 | 1cd0543ac |
15 | 11935c698 |
hex | a9353e54 |
2838838868 has 24 divisors (see below), whose sum is σ = 5238710400. Its totient is φ = 1342329408.
The previous prime is 2838838861. The next prime is 2838838879. The reversal of 2838838868 is 8688388382.
2838838868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×28388388682 = 16118012236935042848, which contains 22 as substring.
It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 2838838868.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2838838861) 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, 10421 + ... + 76067.
It is an arithmetic number, because the mean of its divisors is an integer number (218279600).
Almost surely, 22838838868 is an apocalyptic number.
It is an amenable number.
2838838868 is a deficient number, since it is larger than the sum of its proper divisors (2399871532).
2838838868 is a wasteful number, since it uses less digits than its factorization.
2838838868 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66239 (or 66237 counting only the distinct ones).
The product of its digits is 28311552, while the sum is 62.
The square root of 2838838868 is about 53280.7551372914. The cubic root of 2838838868 is about 1415.9467279957.
The spelling of 2838838868 in words is "two billion, eight hundred thirty-eight million, eight hundred thirty-eight thousand, eight hundred sixty-eight".
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