Base | Representation |
---|---|
bin | 11001011011110001100 |
3 | 1120100020102 |
4 | 3023132030 |
5 | 203132140 |
6 | 25510232 |
7 | 10040540 |
oct | 3133614 |
9 | 1510212 |
10 | 833420 |
11 | 51a185 |
12 | 342378 |
13 | 232463 |
14 | 179a20 |
15 | 116e15 |
hex | cb78c |
833420 has 24 divisors (see below), whose sum is σ = 2000544. Its totient is φ = 285696.
The previous prime is 833389. The next prime is 833429. The reversal of 833420 is 24338.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 833392 and 833401.
It is not an unprimeable number, because it can be changed into a prime (833429) by changing a digit.
833420 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2837 + ... + 3116.
It is an arithmetic number, because the mean of its divisors is an integer number (83356).
2833420 is an apocalyptic number.
It is an amenable number.
833420 is an abundant number, since it is smaller than the sum of its proper divisors (1167124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
833420 is a wasteful number, since it uses less digits than its factorization.
833420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5969 (or 5967 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 833420 is about 912.9183972295. The cubic root of 833420 is about 94.1068650333.
Adding to 833420 its reverse (24338), we get a palindrome (857758).
The spelling of 833420 in words is "eight hundred thirty-three thousand, four hundred twenty".
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