Base | Representation |
---|---|
bin | 1110101101011… |
… | …11100001100101 |
3 | 22121012111012002 |
4 | 13112233201211 |
5 | 223042333331 |
6 | 20124535045 |
7 | 3025621406 |
oct | 726574145 |
9 | 277174162 |
10 | 123402341 |
11 | 63726007 |
12 | 353b1485 |
13 | 1c74874a |
14 | 125639ad |
15 | ac789cb |
hex | 75af865 |
123402341 has 2 divisors, whose sum is σ = 123402342. Its totient is φ = 123402340.
The previous prime is 123402313. The next prime is 123402347. The reversal of 123402341 is 143204321.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 83649316 + 39753025 = 9146^2 + 6305^2 .
It is a cyclic number.
It is not a de Polignac number, because 123402341 - 26 = 123402277 is a prime.
It is a Sophie Germain prime.
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 (123402347) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61701170 + 61701171.
It is an arithmetic number, because the mean of its divisors is an integer number (61701171).
Almost surely, 2123402341 is an apocalyptic number.
It is an amenable number.
123402341 is a deficient number, since it is larger than the sum of its proper divisors (1).
123402341 is an equidigital number, since it uses as much as digits as its factorization.
123402341 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 123402341 is about 11108.6606303370. The cubic root of 123402341 is about 497.8606473961.
Adding to 123402341 its reverse (143204321), we get a palindrome (266606662).
The spelling of 123402341 in words is "one hundred twenty-three million, four hundred two thousand, three hundred forty-one".
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