Base | Representation |
---|---|
bin | 101111110011… |
… | …001111000101 |
3 | 212120121210101 |
4 | 233303033011 |
5 | 11201440004 |
6 | 1124324101 |
7 | 211336306 |
oct | 57631705 |
9 | 25517711 |
10 | 12530629 |
11 | 70894a1 |
12 | 4243631 |
13 | 2799697 |
14 | 19427ad |
15 | 1177ba4 |
hex | bf33c5 |
12530629 has 2 divisors, whose sum is σ = 12530630. Its totient is φ = 12530628.
The previous prime is 12530599. The next prime is 12530647. The reversal of 12530629 is 92603521.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 9548100 + 2982529 = 3090^2 + 1727^2 .
It is a cyclic number.
It is not a de Polignac number, because 12530629 - 215 = 12497861 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12530597 and 12530606.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12530659) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6265314 + 6265315.
It is an arithmetic number, because the mean of its divisors is an integer number (6265315).
Almost surely, 212530629 is an apocalyptic number.
It is an amenable number.
12530629 is a deficient number, since it is larger than the sum of its proper divisors (1).
12530629 is an equidigital number, since it uses as much as digits as its factorization.
12530629 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3240, while the sum is 28.
The square root of 12530629 is about 3539.8628504506. The cubic root of 12530629 is about 232.2688433657.
The spelling of 12530629 in words is "twelve million, five hundred thirty thousand, six hundred twenty-nine".
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