Base | Representation |
---|---|
bin | 11001111010010010010 |
3 | 1121010200000 |
4 | 3033102102 |
5 | 204132132 |
6 | 30110430 |
7 | 10134225 |
oct | 3172222 |
9 | 1533600 |
10 | 849042 |
11 | 52a997 |
12 | 34b416 |
13 | 2395bc |
14 | 1815bc |
15 | 11b87c |
hex | cf492 |
849042 has 24 divisors (see below), whose sum is σ = 1908816. Its totient is φ = 282852.
The previous prime is 849019. The next prime is 849047. The reversal of 849042 is 240948.
849042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 848997 and 849015.
It is not an unprimeable number, because it can be changed into a prime (849047) by changing a digit.
849042 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 388 + ... + 1359.
It is an arithmetic number, because the mean of its divisors is an integer number (79534).
2849042 is an apocalyptic number.
849042 is an abundant number, since it is smaller than the sum of its proper divisors (1059774).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
849042 is a wasteful number, since it uses less digits than its factorization.
849042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1764 (or 1752 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
The square root of 849042 is about 921.4347508098. The cubic root of 849042 is about 94.6912227730.
It can be divided in two parts, 84 and 9042, that multiplied together give a triangular number (759528 = T1232).
The spelling of 849042 in words is "eight hundred forty-nine thousand, forty-two".
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