Base | Representation |
---|---|
bin | 1110111111100011111001 |
3 | 21101200102221 |
4 | 32333203321 |
5 | 2001232421 |
6 | 220124041 |
7 | 45256531 |
oct | 16774371 |
9 | 7350387 |
10 | 3930361 |
11 | 2244a36 |
12 | 1396621 |
13 | a77c76 |
14 | 7444c1 |
15 | 529841 |
hex | 3bf8f9 |
3930361 has 2 divisors, whose sum is σ = 3930362. Its totient is φ = 3930360.
The previous prime is 3930337. The next prime is 3930371. The reversal of 3930361 is 1630393.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 3515625 + 414736 = 1875^2 + 644^2 .
It is an emirp because it is prime and its reverse (1630393) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 3930361 - 211 = 3928313 is a prime.
It is not a weakly prime, because it can be changed into another prime (3930331) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1965180 + 1965181.
It is an arithmetic number, because the mean of its divisors is an integer number (1965181).
Almost surely, 23930361 is an apocalyptic number.
It is an amenable number.
3930361 is a deficient number, since it is larger than the sum of its proper divisors (1).
3930361 is an equidigital number, since it uses as much as digits as its factorization.
3930361 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1458, while the sum is 25.
The square root of 3930361 is about 1982.5138082747. The cubic root of 3930361 is about 157.8134983631.
Subtracting from 3930361 its reverse (1630393), we obtain a cube (2299968 = 1323).
The spelling of 3930361 in words is "three million, nine hundred thirty thousand, three hundred sixty-one".
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