Base | Representation |
---|---|
bin | 101110011000… |
… | …110110101101 |
3 | 211212210222021 |
4 | 232120312231 |
5 | 11103113204 |
6 | 1112350141 |
7 | 205235101 |
oct | 56306655 |
9 | 24783867 |
10 | 12160429 |
11 | 6956346 |
12 | 40a5351 |
13 | 269a028 |
14 | 1887901 |
15 | 1103154 |
hex | b98dad |
12160429 has 2 divisors, whose sum is σ = 12160430. Its totient is φ = 12160428.
The previous prime is 12160403. The next prime is 12160441. The reversal of 12160429 is 92406121.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 10465225 + 1695204 = 3235^2 + 1302^2 .
It is an emirp because it is prime and its reverse (92406121) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 12160429 - 27 = 12160301 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12160829) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6080214 + 6080215.
It is an arithmetic number, because the mean of its divisors is an integer number (6080215).
Almost surely, 212160429 is an apocalyptic number.
It is an amenable number.
12160429 is a deficient number, since it is larger than the sum of its proper divisors (1).
12160429 is an equidigital number, since it uses as much as digits as its factorization.
12160429 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 864, while the sum is 25.
The square root of 12160429 is about 3487.1806663837. The cubic root of 12160429 is about 229.9585873769.
The spelling of 12160429 in words is "twelve million, one hundred sixty thousand, four hundred twenty-nine".
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