Base | Representation |
---|---|
bin | 110001011001… |
… | …101110011101 |
3 | 220100221122112 |
4 | 301121232131 |
5 | 11303403204 |
6 | 1141323405 |
7 | 215035232 |
oct | 61315635 |
9 | 26327575 |
10 | 12950429 |
11 | 7345938 |
12 | 4406565 |
13 | 28b579b |
14 | 1a11789 |
15 | 120c26e |
hex | c59b9d |
12950429 has 2 divisors, whose sum is σ = 12950430. Its totient is φ = 12950428.
The previous prime is 12950423. The next prime is 12950477. The reversal of 12950429 is 92405921.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 9703225 + 3247204 = 3115^2 + 1802^2 .
It is an emirp because it is prime and its reverse (92405921) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12950429 is a prime.
It is a super-2 number, since 2×129504292 = 335427222568082, which contains 22 as substring.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 12950395 and 12950404.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12950423) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6475214 + 6475215.
It is an arithmetic number, because the mean of its divisors is an integer number (6475215).
Almost surely, 212950429 is an apocalyptic number.
It is an amenable number.
12950429 is a deficient number, since it is larger than the sum of its proper divisors (1).
12950429 is an equidigital number, since it uses as much as digits as its factorization.
12950429 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6480, while the sum is 32.
The square root of 12950429 is about 3598.6704489297. The cubic root of 12950429 is about 234.8342213935.
The spelling of 12950429 in words is "twelve million, nine hundred fifty thousand, four hundred twenty-nine".
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