Base | Representation |
---|---|
bin | 101011110010100000… |
… | …111010010110011100 |
3 | 11111100210101112021222 |
4 | 223302200322112130 |
5 | 1232243201334334 |
6 | 33333331112512 |
7 | 3253105460012 |
oct | 536240722634 |
9 | 144323345258 |
10 | 47018386844 |
11 | 18a38720a50 |
12 | 9142442738 |
13 | 45841255a0 |
14 | 23c07528b2 |
15 | 1352c33d2e |
hex | af283a59c |
47018386844 has 96 divisors (see below), whose sum is σ = 99459579072. Its totient is φ = 19160064000.
The previous prime is 47018386813. The next prime is 47018386853. The reversal of 47018386844 is 44868381074.
47018386844 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13987724 + ... + 13991084.
It is an arithmetic number, because the mean of its divisors is an integer number (1036037282).
Almost surely, 247018386844 is an apocalyptic number.
47018386844 is a gapful number since it is divisible by the number (44) formed by its first and last digit.
It is an amenable number.
47018386844 is an abundant number, since it is smaller than the sum of its proper divisors (52441192228).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47018386844 is a wasteful number, since it uses less digits than its factorization.
47018386844 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4087 (or 4085 counting only the distinct ones).
The product of its (nonzero) digits is 4128768, while the sum is 53.
The spelling of 47018386844 in words is "forty-seven billion, eighteen million, three hundred eighty-six thousand, eight hundred forty-four".
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