Base | Representation |
---|---|
bin | 1010100101001110… |
… | …1011101010011000 |
3 | 21022221220210221000 |
4 | 2221103223222120 |
5 | 21304132242310 |
6 | 1145505545000 |
7 | 130250633403 |
oct | 25123535230 |
9 | 7287823830 |
10 | 2840509080 |
11 | 1228436572 |
12 | 673345160 |
13 | 363641706 |
14 | 1cd36ad3a |
15 | 11958c4c0 |
hex | a94eba98 |
2840509080 has 128 divisors (see below), whose sum is σ = 9483840000. Its totient is φ = 756231552.
The previous prime is 2840509079. The next prime is 2840509109. The reversal of 2840509080 is 809050482.
2840509080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 796341 + ... + 799899.
It is an arithmetic number, because the mean of its divisors is an integer number (74092500).
Almost surely, 22840509080 is an apocalyptic number.
2840509080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2840509080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4741920000).
2840509080 is an abundant number, since it is smaller than the sum of its proper divisors (6643330920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2840509080 is a wasteful number, since it uses less digits than its factorization.
2840509080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4318 (or 4308 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 36.
The square root of 2840509080 is about 53296.4265218598. The cubic root of 2840509080 is about 1416.2243611738.
The spelling of 2840509080 in words is "two billion, eight hundred forty million, five hundred nine thousand, eighty".
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