Base | Representation |
---|---|
bin | 1001100101100… |
… | …0111110111001 |
3 | 2210122220020122 |
4 | 2121120332321 |
5 | 40243212421 |
6 | 3553503025 |
7 | 665532242 |
oct | 231307671 |
9 | 83586218 |
10 | 40210361 |
11 | 20774704 |
12 | 11571a75 |
13 | 843b519 |
14 | 54a9cc9 |
15 | 37e42ab |
hex | 2658fb9 |
40210361 has 2 divisors, whose sum is σ = 40210362. Its totient is φ = 40210360.
The previous prime is 40210351. The next prime is 40210363. The reversal of 40210361 is 16301204.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 36481600 + 3728761 = 6040^2 + 1931^2 .
It is a cyclic number.
It is not a de Polignac number, because 40210361 - 26 = 40210297 is a prime.
It is a Sophie Germain prime.
Together with 40210363, it forms a pair of twin primes.
It is a Chen prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (40210363) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20105180 + 20105181.
It is an arithmetic number, because the mean of its divisors is an integer number (20105181).
Almost surely, 240210361 is an apocalyptic number.
It is an amenable number.
40210361 is a deficient number, since it is larger than the sum of its proper divisors (1).
40210361 is an equidigital number, since it uses as much as digits as its factorization.
40210361 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 40210361 is about 6341.1640098644. The cubic root of 40210361 is about 342.5936618478.
Adding to 40210361 its reverse (16301204), we get a palindrome (56511565).
The spelling of 40210361 in words is "forty million, two hundred ten thousand, three hundred sixty-one".
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