Base | Representation |
---|---|
bin | 1001010011010110100 |
3 | 120111010122 |
4 | 1022122310 |
5 | 34223240 |
6 | 10311112 |
7 | 2406455 |
oct | 1123264 |
9 | 514118 |
10 | 304820 |
11 | 19901a |
12 | 128498 |
13 | a8989 |
14 | 7d12c |
15 | 604b5 |
hex | 4a6b4 |
304820 has 12 divisors (see below), whose sum is σ = 640164. Its totient is φ = 121920.
The previous prime is 304813. The next prime is 304831. The reversal of 304820 is 28403.
It can be written as a sum of positive squares in 2 ways, for example, as 178084 + 126736 = 422^2 + 356^2 .
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 304820.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7601 + ... + 7640.
It is an arithmetic number, because the mean of its divisors is an integer number (53347).
2304820 is an apocalyptic number.
It is an amenable number.
304820 is an abundant number, since it is smaller than the sum of its proper divisors (335344).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
304820 is a wasteful number, since it uses less digits than its factorization.
304820 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15250 (or 15248 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 304820 is about 552.1050624655. The cubic root of 304820 is about 67.2999104347.
The spelling of 304820 in words is "three hundred four thousand, eight hundred twenty".
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