Base | Representation |
---|---|
bin | 100110110010… |
… | …1011010100101 |
3 | 1102021021221220 |
4 | 1031211122211 |
5 | 20201311331 |
6 | 2003530553 |
7 | 334605312 |
oct | 115453245 |
9 | 42237856 |
10 | 20338341 |
11 | 10531551 |
12 | 6989a59 |
13 | 42a142a |
14 | 29b5d09 |
15 | 1bbb296 |
hex | 13656a5 |
20338341 has 32 divisors (see below), whose sum is σ = 30643200. Its totient is φ = 11923200.
The previous prime is 20338333. The next prime is 20338349. The reversal of 20338341 is 14383302.
It is an interprime number because it is at equal distance from previous prime (20338333) and next prime (20338349).
It is not a de Polignac number, because 20338341 - 23 = 20338333 is a prime.
It is a super-2 number, since 2×203383412 = 827296229264562, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20338349) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 134616 + ... + 134766.
It is an arithmetic number, because the mean of its divisors is an integer number (957600).
Almost surely, 220338341 is an apocalyptic number.
It is an amenable number.
20338341 is a deficient number, since it is larger than the sum of its proper divisors (10304859).
20338341 is a wasteful number, since it uses less digits than its factorization.
20338341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 329.
The product of its (nonzero) digits is 1728, while the sum is 24.
The square root of 20338341 is about 4509.8049846972. The cubic root of 20338341 is about 272.9638750520.
The spelling of 20338341 in words is "twenty million, three hundred thirty-eight thousand, three hundred forty-one".
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