Base | Representation |
---|---|
bin | 100110010001… |
… | …0011111111010 |
3 | 1101202100222101 |
4 | 1030202133322 |
5 | 20114024000 |
6 | 1554014014 |
7 | 332354233 |
oct | 114423772 |
9 | 41670871 |
10 | 20064250 |
11 | 10364628 |
12 | 687730a |
13 | 420674b |
14 | 294408a |
15 | 1b64e6a |
hex | 13227fa |
20064250 has 32 divisors (see below), whose sum is σ = 39778128. Its totient is φ = 7552000.
The previous prime is 20064241. The next prime is 20064251. The reversal of 20064250 is 5246002.
It can be written as a sum of positive squares in 8 ways, for example, as 2331729 + 17732521 = 1527^2 + 4211^2 .
It is not an unprimeable number, because it can be changed into a prime (20064251) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1890 + ... + 6610.
Almost surely, 220064250 is an apocalyptic number.
20064250 is a deficient number, since it is larger than the sum of its proper divisors (19713878).
20064250 is a wasteful number, since it uses less digits than its factorization.
20064250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4755 (or 4745 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 19.
The square root of 20064250 is about 4479.3135634827. The cubic root of 20064250 is about 271.7321198423.
The spelling of 20064250 in words is "twenty million, sixty-four thousand, two hundred fifty".
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