Base | Representation |
---|---|
bin | 1000011000100110… |
… | …1011100100010000 |
3 | 12210212001121222011 |
4 | 2012021223210100 |
5 | 14102133402223 |
6 | 1011155552304 |
7 | 106526334640 |
oct | 20611534420 |
9 | 5725047864 |
10 | 2250684688 |
11 | a554a879a |
12 | 5298bb694 |
13 | 29b3995b5 |
14 | 174cb2520 |
15 | d28ce80d |
hex | 8626b910 |
2250684688 has 80 divisors (see below), whose sum is σ = 5259306240. Its totient is φ = 912181248.
The previous prime is 2250684679. The next prime is 2250684701. The reversal of 2250684688 is 8864860522.
It is a happy 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, 224356 + ... + 234172.
It is an arithmetic number, because the mean of its divisors is an integer number (65741328).
Almost surely, 22250684688 is an apocalyptic number.
2250684688 is a gapful number since it is divisible by the number (28) 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 2250684688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2629653120).
2250684688 is an abundant number, since it is smaller than the sum of its proper divisors (3008621552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2250684688 is a wasteful number, since it uses less digits than its factorization.
2250684688 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9944 (or 9938 counting only the distinct ones).
The product of its (nonzero) digits is 1474560, while the sum is 49.
The square root of 2250684688 is about 47441.3815987688. The cubic root of 2250684688 is about 1310.5036014156.
The spelling of 2250684688 in words is "two billion, two hundred fifty million, six hundred eighty-four thousand, six hundred eighty-eight".
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