Base | Representation |
---|---|
bin | 1110101101000… |
… | …00101001110101 |
3 | 22121002101122002 |
4 | 13112200221311 |
5 | 223033411204 |
6 | 20123345045 |
7 | 3025246001 |
oct | 726405165 |
9 | 277071562 |
10 | 123341429 |
11 | 63694272 |
12 | 35382185 |
13 | 1c726ac3 |
14 | 12549701 |
15 | ac6591e |
hex | 75a0a75 |
123341429 has 2 divisors, whose sum is σ = 123341430. Its totient is φ = 123341428.
The previous prime is 123341411. The next prime is 123341431. The reversal of 123341429 is 924143321.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 123254404 + 87025 = 11102^2 + 295^2 .
It is a cyclic number.
It is not a de Polignac number, because 123341429 - 28 = 123341173 is a prime.
It is a Sophie Germain prime.
Together with 123341431, it forms a pair of twin primes.
It is a Chen prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (123341459) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61670714 + 61670715.
It is an arithmetic number, because the mean of its divisors is an integer number (61670715).
Almost surely, 2123341429 is an apocalyptic number.
It is an amenable number.
123341429 is a deficient number, since it is larger than the sum of its proper divisors (1).
123341429 is an equidigital number, since it uses as much as digits as its factorization.
123341429 is an evil number, because the sum of its binary digits is even.
The product of its digits is 5184, while the sum is 29.
The square root of 123341429 is about 11105.9186472799. The cubic root of 123341429 is about 497.7787184297.
The spelling of 123341429 in words is "one hundred twenty-three million, three hundred forty-one thousand, four hundred twenty-nine".
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