Base | Representation |
---|---|
bin | 100110101110… |
… | …1001111010000 |
3 | 1102012121000102 |
4 | 1031131033100 |
5 | 20144223343 |
6 | 2003111532 |
7 | 334405544 |
oct | 115351720 |
9 | 42177012 |
10 | 20304848 |
11 | 10509373 |
12 | 69725a8 |
13 | 428c105 |
14 | 29a7a24 |
15 | 1bb13b8 |
hex | 135d3d0 |
20304848 has 20 divisors (see below), whose sum is σ = 39411168. Its totient is φ = 10134240.
The previous prime is 20304839. The next prime is 20304899. The reversal of 20304848 is 84840302.
It is a self number, because there is not a number n which added to its sum of digits gives 20304848.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15083 + ... + 16373.
Almost surely, 220304848 is an apocalyptic number.
It is an amenable number.
20304848 is a deficient number, since it is larger than the sum of its proper divisors (19106320).
20304848 is a wasteful number, since it uses less digits than its factorization.
20304848 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2282 (or 2276 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 29.
The square root of 20304848 is about 4506.0901011853. The cubic root of 20304848 is about 272.8139545612.
The spelling of 20304848 in words is "twenty million, three hundred four thousand, eight hundred forty-eight".
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