Base | Representation |
---|---|
bin | 1000100001101101… |
… | …1010110000111000 |
3 | 12220111221121021112 |
4 | 2020123122300320 |
5 | 14141423421023 |
6 | 1015042455452 |
7 | 110502143306 |
oct | 21033326070 |
9 | 5814847245 |
10 | 2288888888 |
11 | a75022110 |
12 | 53a664588 |
13 | 2a6284930 |
14 | 179db9276 |
15 | d5e29478 |
hex | 886dac38 |
2288888888 has 64 divisors (see below), whose sum is σ = 5050170720. Its totient is φ = 958809600.
The previous prime is 2288888879. The next prime is 2288888911. The reversal of 2288888888 is 8888888822.
It is a nude number because it is divisible by every one of its digits.
2288888888 is a modest number, since divided by 88888 gives 22888 as remainder.
It is a plaindrome in base 10.
It is a zygodrome in base 10.
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, 938006 + ... + 940442.
It is a self-describing number.
Almost surely, 22288888888 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2288888888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2525085360).
2288888888 is an abundant number, since it is smaller than the sum of its proper divisors (2761281832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2288888888 is a wasteful number, since it uses less digits than its factorization.
2288888888 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3288 (or 3284 counting only the distinct ones).
The product of its digits is 67108864, while the sum is 68.
The square root of 2288888888 is about 47842.3336387346. Note that the first 3 decimals coincide. The cubic root of 2288888888 is about 1317.8770757980.
The spelling of 2288888888 in words is "two billion, two hundred eighty-eight million, eight hundred eighty-eight thousand, eight hundred eighty-eight".
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