Base | Representation |
---|---|
bin | 1101000110101001101 |
3 | 210211000022 |
4 | 1220311031 |
5 | 102220024 |
6 | 13111525 |
7 | 3435602 |
oct | 1506515 |
9 | 724008 |
10 | 429389 |
11 | 273674 |
12 | 1885a5 |
13 | 12059c |
14 | b26a9 |
15 | 8735e |
hex | 68d4d |
429389 has 2 divisors, whose sum is σ = 429390. Its totient is φ = 429388.
The previous prime is 429367. The next prime is 429397. The reversal of 429389 is 983924.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 422500 + 6889 = 650^2 + 83^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-429389 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 (429329) by changing a digit.
It is a good prime.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214694 + 214695.
It is an arithmetic number, because the mean of its divisors is an integer number (214695).
2429389 is an apocalyptic number.
It is an amenable number.
429389 is a deficient number, since it is larger than the sum of its proper divisors (1).
429389 is an equidigital number, since it uses as much as digits as its factorization.
429389 is an evil number, because the sum of its binary digits is even.
The product of its digits is 15552, while the sum is 35.
The square root of 429389 is about 655.2778036833. The cubic root of 429389 is about 75.4426563390.
It can be divided in two parts, 429 and 389, that added together give a palindrome (818).
The spelling of 429389 in words is "four hundred twenty-nine thousand, three hundred eighty-nine".
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