Base | Representation |
---|---|
bin | 101110111011… |
… | …001010101011 |
3 | 212010221202112 |
4 | 232323022223 |
5 | 11122112341 |
6 | 1115352535 |
7 | 206361614 |
oct | 56731253 |
9 | 25127675 |
10 | 12300971 |
11 | 6a419a1 |
12 | 415274b |
13 | 2718ca7 |
14 | 18c2c0b |
15 | 112eaeb |
hex | bbb2ab |
12300971 has 2 divisors, whose sum is σ = 12300972. Its totient is φ = 12300970.
The previous prime is 12300949. The next prime is 12300997. The reversal of 12300971 is 17900321.
It is a weak prime.
It is an emirp because it is prime and its reverse (17900321) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 12300971 - 218 = 12038827 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (12300931) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6150485 + 6150486.
It is an arithmetic number, because the mean of its divisors is an integer number (6150486).
Almost surely, 212300971 is an apocalyptic number.
12300971 is a deficient number, since it is larger than the sum of its proper divisors (1).
12300971 is an equidigital number, since it uses as much as digits as its factorization.
12300971 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 378, while the sum is 23.
The square root of 12300971 is about 3507.2740126771. The cubic root of 12300971 is about 230.8410980922.
The spelling of 12300971 in words is "twelve million, three hundred thousand, nine hundred seventy-one".
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