Base | Representation |
---|---|
bin | 1110100110000… |
… | …11001101111011 |
3 | 22112101022110102 |
4 | 13103003031323 |
5 | 222320400202 |
6 | 20052110015 |
7 | 3014450453 |
oct | 723031573 |
9 | 275338412 |
10 | 122434427 |
11 | 63124885 |
12 | 3500530b |
13 | 1c49a00b |
14 | 12390d63 |
15 | ab36d02 |
hex | 74c337b |
122434427 has 2 divisors, whose sum is σ = 122434428. Its totient is φ = 122434426.
The previous prime is 122434387. The next prime is 122434441. The reversal of 122434427 is 724434221.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 122434427 - 28 = 122434171 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 122434427.
It is not a weakly prime, because it can be changed into another prime (122434447) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61217213 + 61217214.
It is an arithmetic number, because the mean of its divisors is an integer number (61217214).
Almost surely, 2122434427 is an apocalyptic number.
122434427 is a deficient number, since it is larger than the sum of its proper divisors (1).
122434427 is an equidigital number, since it uses as much as digits as its factorization.
122434427 is an evil number, because the sum of its binary digits is even.
The product of its digits is 10752, while the sum is 29.
The square root of 122434427 is about 11065.0091278769. The cubic root of 122434427 is about 496.5555621834. Note that the first 4 decimals are identical.
Adding to 122434427 its reverse (724434221), we get a palindrome (846868648).
The spelling of 122434427 in words is "one hundred twenty-two million, four hundred thirty-four thousand, four hundred twenty-seven".
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