Base | Representation |
---|---|
bin | 100110001110… |
… | …0001010100100 |
3 | 1101201001101120 |
4 | 1030130022210 |
5 | 20112211213 |
6 | 1553253540 |
7 | 332215503 |
oct | 114341244 |
9 | 41631346 |
10 | 20038308 |
11 | 10347094 |
12 | 68642b0 |
13 | 41c79b4 |
14 | 293883a |
15 | 1b5c423 |
hex | 131c2a4 |
20038308 has 24 divisors (see below), whose sum is σ = 49506912. Its totient is φ = 6286464.
The previous prime is 20038297. The next prime is 20038321. The reversal of 20038308 is 80383002.
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, 48910 + ... + 49317.
It is an arithmetic number, because the mean of its divisors is an integer number (2062788).
Almost surely, 220038308 is an apocalyptic number.
It is an amenable number.
20038308 is an abundant number, since it is smaller than the sum of its proper divisors (29468604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20038308 is a wasteful number, since it uses less digits than its factorization.
20038308 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 98251 (or 98249 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 24.
The square root of 20038308 is about 4476.4168706679. The cubic root of 20038308 is about 271.6149576434.
The spelling of 20038308 in words is "twenty million, thirty-eight thousand, three hundred eight".
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