Base | Representation |
---|---|
bin | 100110110110… |
… | …0100101000011 |
3 | 1102022210012122 |
4 | 1031230211003 |
5 | 20203231213 |
6 | 2004314455 |
7 | 335060000 |
oct | 115544503 |
9 | 42283178 |
10 | 20367683 |
11 | 105515a6 |
12 | 69a2a2b |
13 | 42b18ab |
14 | 29c28a7 |
15 | 1bc4d08 |
hex | 136c943 |
20367683 has 20 divisors (see below), whose sum is σ = 25209000. Its totient is φ = 16398144.
The previous prime is 20367671. The next prime is 20367691. The reversal of 20367683 is 38676302.
It is not a de Polignac number, because 20367683 - 212 = 20363587 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20367623) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 40568 + ... + 41066.
It is an arithmetic number, because the mean of its divisors is an integer number (1260450).
Almost surely, 220367683 is an apocalyptic number.
20367683 is a deficient number, since it is larger than the sum of its proper divisors (4841317).
20367683 is an frugal number, since it uses more digits than its factorization.
20367683 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 544 (or 523 counting only the distinct ones).
The product of its (nonzero) digits is 36288, while the sum is 35.
The square root of 20367683 is about 4513.0569462394. The cubic root of 20367683 is about 273.0950797464.
The spelling of 20367683 in words is "twenty million, three hundred sixty-seven thousand, six hundred eighty-three".
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