Base | Representation |
---|---|
bin | 10110111010111… |
… | …110001100011100 |
3 | 222210121120012102 |
4 | 112322332030130 |
5 | 1241421322402 |
6 | 102054224232 |
7 | 12346454630 |
oct | 2672761434 |
9 | 883546172 |
10 | 384557852 |
11 | 188089008 |
12 | a8955078 |
13 | 61895933 |
14 | 39104dc0 |
15 | 23b63102 |
hex | 16ebe31c |
384557852 has 24 divisors (see below), whose sum is σ = 793927680. Its totient is φ = 159493680.
The previous prime is 384557851. The next prime is 384557881. The reversal of 384557852 is 258755483.
It is a junction number, because it is equal to n+sod(n) for n = 384557797 and 384557806.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (384557851) 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 7 ways as a sum of consecutive naturals, for example, 220652 + ... + 222387.
It is an arithmetic number, because the mean of its divisors is an integer number (33080320).
Almost surely, 2384557852 is an apocalyptic number.
It is an amenable number.
384557852 is an abundant number, since it is smaller than the sum of its proper divisors (409369828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
384557852 is a wasteful number, since it uses less digits than its factorization.
384557852 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 443081 (or 443079 counting only the distinct ones).
The product of its digits is 1344000, while the sum is 47.
The square root of 384557852 is about 19610.1466593190. The cubic root of 384557852 is about 727.2000405633.
The spelling of 384557852 in words is "three hundred eighty-four million, five hundred fifty-seven thousand, eight hundred fifty-two".
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