Base | Representation |
---|---|
bin | 1010100110011011… |
… | …1110000001011100 |
3 | 21100022102200101001 |
4 | 2221212332001130 |
5 | 21311431040040 |
6 | 1150210200044 |
7 | 130341621634 |
oct | 25146760134 |
9 | 7308380331 |
10 | 2845565020 |
11 | 123027a131 |
12 | 674b83024 |
13 | 3646c1aac |
14 | 1cdcc56c4 |
15 | 119c3a59a |
hex | a99be05c |
2845565020 has 48 divisors (see below), whose sum is σ = 6493132800. Its totient is φ = 1043530560.
The previous prime is 2845564987. The next prime is 2845565059. The reversal of 2845565020 is 205655482.
2845565020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109000 + ... + 132559.
It is an arithmetic number, because the mean of its divisors is an integer number (135273600).
Almost surely, 22845565020 is an apocalyptic number.
2845565020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2845565020 is an abundant number, since it is smaller than the sum of its proper divisors (3647567780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2845565020 is a wasteful number, since it uses less digits than its factorization.
2845565020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 241618 (or 241616 counting only the distinct ones).
The product of its (nonzero) digits is 96000, while the sum is 37.
The square root of 2845565020 is about 53343.8376947141. The cubic root of 2845565020 is about 1417.0641286309.
The spelling of 2845565020 in words is "two billion, eight hundred forty-five million, five hundred sixty-five thousand, twenty".
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