Base | Representation |
---|---|
bin | 11010000111100… |
… | …110011110101001 |
3 | 1010112112212201021 |
4 | 122013212132221 |
5 | 1344134401413 |
6 | 111252052441 |
7 | 13600432462 |
oct | 3207463651 |
9 | 1115485637 |
10 | 438200233 |
11 | 205397359 |
12 | 102904121 |
13 | 6ca27ba3 |
14 | 422a9d69 |
15 | 2870c18d |
hex | 1a1e67a9 |
438200233 has 2 divisors, whose sum is σ = 438200234. Its totient is φ = 438200232.
The previous prime is 438200227. The next prime is 438200261. The reversal of 438200233 is 332002834.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 283147929 + 155052304 = 16827^2 + 12452^2 .
It is a cyclic number.
It is not a de Polignac number, because 438200233 - 217 = 438069161 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 438200198 and 438200207.
It is not a weakly prime, because it can be changed into another prime (438201233) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 219100116 + 219100117.
It is an arithmetic number, because the mean of its divisors is an integer number (219100117).
Almost surely, 2438200233 is an apocalyptic number.
It is an amenable number.
438200233 is a deficient number, since it is larger than the sum of its proper divisors (1).
438200233 is an equidigital number, since it uses as much as digits as its factorization.
438200233 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3456, while the sum is 25.
The square root of 438200233 is about 20933.2327412657. The cubic root of 438200233 is about 759.5520403781.
The spelling of 438200233 in words is "four hundred thirty-eight million, two hundred thousand, two hundred thirty-three".
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