Base | Representation |
---|---|
bin | 100110110010… |
… | …0001011101000 |
3 | 1102021001000202 |
4 | 1031210023220 |
5 | 20201131123 |
6 | 2003451332 |
7 | 334554503 |
oct | 115441350 |
9 | 42231022 |
10 | 20333288 |
11 | 10528778 |
12 | 6986b48 |
13 | 429c041 |
14 | 29b413a |
15 | 1bb9a28 |
hex | 13642e8 |
20333288 has 32 divisors (see below), whose sum is σ = 40478400. Its totient is φ = 9554688.
The previous prime is 20333273. The next prime is 20333293. The reversal of 20333288 is 88233302.
It is a self number, because there is not a number n which added to its sum of digits gives 20333288.
It is an unprimeable 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, 9920 + ... + 11792.
It is an arithmetic number, because the mean of its divisors is an integer number (1264950).
Almost surely, 220333288 is an apocalyptic number.
It is an amenable number.
20333288 is a deficient number, since it is larger than the sum of its proper divisors (20145112).
20333288 is a wasteful number, since it uses less digits than its factorization.
20333288 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1961 (or 1957 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 29.
The square root of 20333288 is about 4509.2447261155. The cubic root of 20333288 is about 272.9412674934.
The spelling of 20333288 in words is "twenty million, three hundred thirty-three thousand, two hundred eighty-eight".
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