Base | Representation |
---|---|
bin | 1011001110001… |
… | …1010111111100 |
3 | 10021120100002000 |
4 | 2303203113330 |
5 | 44022144133 |
6 | 4400502300 |
7 | 1111035303 |
oct | 263432774 |
9 | 107510060 |
10 | 47068668 |
11 | 24629429 |
12 | 1391a990 |
13 | 99a00aa |
14 | 637343a |
15 | 41eb413 |
hex | 2ce35fc |
47068668 has 48 divisors (see below), whose sum is σ = 123315360. Its totient is φ = 15524352.
The previous prime is 47068657. The next prime is 47068687. The reversal of 47068668 is 86686074.
It is a happy number.
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, 8230 + ... + 12722.
It is an arithmetic number, because the mean of its divisors is an integer number (2569070).
Almost surely, 247068668 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 47068668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61657680).
47068668 is an abundant number, since it is smaller than the sum of its proper divisors (76246692).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47068668 is a wasteful number, since it uses less digits than its factorization.
47068668 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4603 (or 4595 counting only the distinct ones).
The product of its (nonzero) digits is 387072, while the sum is 45.
The square root of 47068668 is about 6860.6609011086. The cubic root of 47068668 is about 361.0582748802.
The spelling of 47068668 in words is "forty-seven million, sixty-eight thousand, six hundred sixty-eight".
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