Base | Representation |
---|---|
bin | 101111011111… |
… | …110101000101 |
3 | 212102120202101 |
4 | 233133311011 |
5 | 11141414031 |
6 | 1122512101 |
7 | 210555463 |
oct | 57376505 |
9 | 25376671 |
10 | 12451141 |
11 | 70347aa |
12 | 4205631 |
13 | 276c451 |
14 | 1921833 |
15 | 115e361 |
hex | bdfd45 |
12451141 has 2 divisors, whose sum is σ = 12451142. Its totient is φ = 12451140.
The previous prime is 12451097. The next prime is 12451147. The reversal of 12451141 is 14115421.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 11082241 + 1368900 = 3329^2 + 1170^2 .
It is a cyclic number.
It is not a de Polignac number, because 12451141 - 27 = 12451013 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12451147) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6225570 + 6225571.
It is an arithmetic number, because the mean of its divisors is an integer number (6225571).
Almost surely, 212451141 is an apocalyptic number.
It is an amenable number.
12451141 is a deficient number, since it is larger than the sum of its proper divisors (1).
12451141 is an equidigital number, since it uses as much as digits as its factorization.
12451141 is an evil number, because the sum of its binary digits is even.
The product of its digits is 160, while the sum is 19.
The square root of 12451141 is about 3528.6174346336. The cubic root of 12451141 is about 231.7766690010.
Adding to 12451141 its reverse (14115421), we get a palindrome (26566562).
The spelling of 12451141 in words is "twelve million, four hundred fifty-one thousand, one hundred forty-one".
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