Base | Representation |
---|---|
bin | 1011011010001… |
… | …0101111111010 |
3 | 10100001011100020 |
4 | 2312202233322 |
5 | 44222240123 |
6 | 4425351310 |
7 | 1120511526 |
oct | 266425772 |
9 | 110034306 |
10 | 47852538 |
11 | 25014358 |
12 | 14038536 |
13 | 9bb5b16 |
14 | 64d8d86 |
15 | 43037e3 |
hex | 2da2bfa |
47852538 has 8 divisors (see below), whose sum is σ = 95705088. Its totient is φ = 15950844.
The previous prime is 47852531. The next prime is 47852611. The reversal of 47852538 is 83525874.
It is a sphenic number, since it is the product of 3 distinct primes.
47852538 is an admirable number.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a self number, because there is not a number n which added to its sum of digits gives 47852538.
It is not an unprimeable number, because it can be changed into a prime (47852531) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3987706 + ... + 3987717.
It is an arithmetic number, because the mean of its divisors is an integer number (11963136).
Almost surely, 247852538 is an apocalyptic number.
47852538 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47852538 is a wasteful number, since it uses less digits than its factorization.
47852538 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7975428.
The product of its digits is 268800, while the sum is 42.
The square root of 47852538 is about 6917.5528910157. The cubic root of 47852538 is about 363.0515753657.
The spelling of 47852538 in words is "forty-seven million, eight hundred fifty-two thousand, five hundred thirty-eight".
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