Base | Representation |
---|---|
bin | 1011011010101… |
… | …0110111110110 |
3 | 10100002211222200 |
4 | 2312222313312 |
5 | 44224321224 |
6 | 4430205330 |
7 | 1121010534 |
oct | 266526766 |
9 | 110084880 |
10 | 47885814 |
11 | 25037359 |
12 | 14053846 |
13 | 9bc8002 |
14 | 6507154 |
15 | 430d5c9 |
hex | 2daadf6 |
47885814 has 48 divisors (see below), whose sum is σ = 110011200. Its totient is φ = 15011568.
The previous prime is 47885791. The next prime is 47885819. The reversal of 47885814 is 41858874.
It is a self number, because there is not a number n which added to its sum of digits gives 47885814.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47885819) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55317 + ... + 56175.
It is an arithmetic number, because the mean of its divisors is an integer number (2291900).
Almost surely, 247885814 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 47885814, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55005600).
47885814 is an abundant number, since it is smaller than the sum of its proper divisors (62125386).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47885814 is a wasteful number, since it uses less digits than its factorization.
47885814 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1049 (or 1046 counting only the distinct ones).
The product of its digits is 286720, while the sum is 45.
The square root of 47885814 is about 6919.9576588300. The cubic root of 47885814 is about 363.1357095657.
The spelling of 47885814 in words is "forty-seven million, eight hundred eighty-five thousand, eight hundred fourteen".
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