Base | Representation |
---|---|
bin | 1000011111110100… |
… | …0111101111101100 |
3 | 12212222000002121020 |
4 | 2013331013233230 |
5 | 14132410243133 |
6 | 1014200334140 |
7 | 110344504200 |
oct | 20775075754 |
9 | 5788002536 |
10 | 2280946668 |
11 | a70597aa0 |
12 | 537a74350 |
13 | 2a47338b0 |
14 | 178d0cb00 |
15 | d53ab0b3 |
hex | 87f47bec |
2280946668 has 144 divisors (see below), whose sum is σ = 7273776384. Its totient is φ = 546860160.
The previous prime is 2280946651. The next prime is 2280946673. The reversal of 2280946668 is 8666490822.
It is a self number, because there is not a number n which added to its sum of digits gives 2280946668.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 70521 + ... + 97647.
It is an arithmetic number, because the mean of its divisors is an integer number (50512336).
Almost surely, 22280946668 is an apocalyptic number.
2280946668 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 2280946668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3636888192).
2280946668 is an abundant number, since it is smaller than the sum of its proper divisors (4992829716).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2280946668 is a wasteful number, since it uses less digits than its factorization.
2280946668 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27172 (or 27163 counting only the distinct ones).
The product of its (nonzero) digits is 1990656, while the sum is 51.
The square root of 2280946668 is about 47759.2574062872. The cubic root of 2280946668 is about 1316.3510079239.
The spelling of 2280946668 in words is "two billion, two hundred eighty million, nine hundred forty-six thousand, six hundred sixty-eight".
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