Base | Representation |
---|---|
bin | 1010110000100011… |
… | …0110001000000000 |
3 | 21110021021121012222 |
4 | 2230020312020000 |
5 | 21403312000000 |
6 | 1154323510212 |
7 | 131365411034 |
oct | 25410661000 |
9 | 7407247188 |
10 | 2888000000 |
11 | 1252223166 |
12 | 687228368 |
13 | 37042ba52 |
14 | 1d57b01c4 |
15 | 11d81da85 |
hex | ac236200 |
2888000000 has 210 divisors, whose sum is σ = 7612461153. Its totient is φ = 1094400000.
The previous prime is 2887999993. The next prime is 2888000039. The reversal of 2888000000 is 8882.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 4 ways, for example, as 492484864 + 2395515136 = 22192^2 + 48944^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=38000.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 151999991 + ... + 152000009.
Almost surely, 22888000000 is an apocalyptic number.
2888000000 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 2888000000
2888000000 is an abundant number, since it is smaller than the sum of its proper divisors (4724461153).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2888000000 is an frugal number, since it uses more digits than its factorization.
2888000000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86 (or 26 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 26.
The square root of 2888000000 is about 53740.1153701776. The cubic root of 2888000000 is about 1424.0734717804.
Adding to 2888000000 its reverse (8882), we get a palindrome (2888008882).
It can be divided in two parts, 288 and 8000000, that multiplied together give a square (2304000000 = 480002).
The spelling of 2888000000 in words is "two billion, eight hundred eighty-eight million", and thus it is an aban number.
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