Base | Representation |
---|---|
bin | 100111101111… |
… | …0010000110000 |
3 | 1110012102221202 |
4 | 1033132100300 |
5 | 20313131303 |
6 | 2022310332 |
7 | 342036365 |
oct | 117362060 |
9 | 43172852 |
10 | 20833328 |
11 | 1083a42a |
12 | 6b883a8 |
13 | 4415819 |
14 | 2aa446c |
15 | 1c67c88 |
hex | 13de430 |
20833328 has 40 divisors (see below), whose sum is σ = 41836608. Its totient is φ = 10043712.
The previous prime is 20833303. The next prime is 20833343. The reversal of 20833328 is 82333802.
It is a self number, because there is not a number n which added to its sum of digits gives 20833328.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73475 + ... + 73757.
Almost surely, 220833328 is an apocalyptic number.
It is an amenable number.
20833328 is an abundant number, since it is smaller than the sum of its proper divisors (21003280).
20833328 is a wasteful number, since it uses less digits than its factorization.
20833328 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 441 (or 435 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 29.
The square root of 20833328 is about 4564.3540616390. The cubic root of 20833328 is about 275.1605805942.
The spelling of 20833328 in words is "twenty million, eight hundred thirty-three thousand, three hundred twenty-eight".
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