Base | Representation |
---|---|
bin | 1110011111110011000001 |
3 | 21011001222021 |
4 | 32133303001 |
5 | 1433102012 |
6 | 213241441 |
7 | 44205316 |
oct | 16376301 |
9 | 7131867 |
10 | 3800257 |
11 | 216620a |
12 | 1333281 |
13 | a30996 |
14 | 70cd0d |
15 | 501007 |
hex | 39fcc1 |
3800257 has 2 divisors, whose sum is σ = 3800258. Its totient is φ = 3800256.
The previous prime is 3800227. The next prime is 3800263. The reversal of 3800257 is 7520083.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2792241 + 1008016 = 1671^2 + 1004^2 .
It is an emirp because it is prime and its reverse (7520083) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 3800257 - 219 = 3275969 is a prime.
It is not a weakly prime, because it can be changed into another prime (3800227) 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 as a sum of consecutive naturals, namely, 1900128 + 1900129.
It is an arithmetic number, because the mean of its divisors is an integer number (1900129).
Almost surely, 23800257 is an apocalyptic number.
It is an amenable number.
3800257 is a deficient number, since it is larger than the sum of its proper divisors (1).
3800257 is an equidigital number, since it uses as much as digits as its factorization.
3800257 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1680, while the sum is 25.
The square root of 3800257 is about 1949.4247869564. The cubic root of 3800257 is about 156.0525929399.
The spelling of 3800257 in words is "three million, eight hundred thousand, two hundred fifty-seven".
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