Base | Representation |
---|---|
bin | 11111101111100100001 |
3 | 1221211211111 |
4 | 3331330201 |
5 | 231241121 |
6 | 34143321 |
7 | 11561353 |
oct | 3757441 |
9 | 1854744 |
10 | 1040161 |
11 | 650541 |
12 | 421b41 |
13 | 2a55a5 |
14 | 1d10d3 |
15 | 1582e1 |
hex | fdf21 |
1040161 has 2 divisors, whose sum is σ = 1040162. Its totient is φ = 1040160.
The previous prime is 1040159. The next prime is 1040167. The reversal of 1040161 is 1610401.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 731025 + 309136 = 855^2 + 556^2 .
It is a cyclic number.
It is not a de Polignac number, because 1040161 - 21 = 1040159 is a prime.
Together with 1040159, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (1040167) 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, 520080 + 520081.
It is an arithmetic number, because the mean of its divisors is an integer number (520081).
21040161 is an apocalyptic number.
It is an amenable number.
1040161 is a deficient number, since it is larger than the sum of its proper divisors (1).
1040161 is an equidigital number, since it uses as much as digits as its factorization.
1040161 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 24, while the sum is 13.
The square root of 1040161 is about 1019.8828364082. The cubic root of 1040161 is about 101.3211682746.
Adding to 1040161 its reverse (1610401), we get a palindrome (2650562).
The spelling of 1040161 in words is "one million, forty thousand, one hundred sixty-one".
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