Base | Representation |
---|---|
bin | 1001001001011… |
… | …0010001010001 |
3 | 2200012002211211 |
4 | 2102112101101 |
5 | 34310123431 |
6 | 3450140121 |
7 | 644043046 |
oct | 222262121 |
9 | 80162754 |
10 | 38364241 |
11 | 1a723693 |
12 | 10a21641 |
13 | 7c43146 |
14 | 51491cd |
15 | 357c2b1 |
hex | 2496451 |
38364241 has 2 divisors, whose sum is σ = 38364242. Its totient is φ = 38364240.
The previous prime is 38364239. The next prime is 38364259. The reversal of 38364241 is 14246383.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 31315216 + 7049025 = 5596^2 + 2655^2 .
It is an emirp because it is prime and its reverse (14246383) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 38364241 - 21 = 38364239 is a prime.
Together with 38364239, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (38364341) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19182120 + 19182121.
It is an arithmetic number, because the mean of its divisors is an integer number (19182121).
Almost surely, 238364241 is an apocalyptic number.
It is an amenable number.
38364241 is a deficient number, since it is larger than the sum of its proper divisors (1).
38364241 is an equidigital number, since it uses as much as digits as its factorization.
38364241 is an evil number, because the sum of its binary digits is even.
The product of its digits is 13824, while the sum is 31.
The square root of 38364241 is about 6193.8873899999. The cubic root of 38364241 is about 337.2683103029.
The spelling of 38364241 in words is "thirty-eight million, three hundred sixty-four thousand, two hundred forty-one".
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