Base | Representation |
---|---|
bin | 1110100011110… |
… | …00011111000111 |
3 | 22111210202120101 |
4 | 13101320133013 |
5 | 222231101302 |
6 | 20041344531 |
7 | 3012034156 |
oct | 721703707 |
9 | 274722511 |
10 | 122128327 |
11 | 62a35902 |
12 | 34a98147 |
13 | 1c3c08a9 |
14 | 1231159d |
15 | aac6287 |
hex | 74787c7 |
122128327 has 2 divisors, whose sum is σ = 122128328. Its totient is φ = 122128326.
The previous prime is 122128301. The next prime is 122128339. The reversal of 122128327 is 723821221.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 122128327 - 219 = 121604039 is a prime.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 122128295 and 122128304.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (122128427) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61064163 + 61064164.
It is an arithmetic number, because the mean of its divisors is an integer number (61064164).
Almost surely, 2122128327 is an apocalyptic number.
122128327 is a deficient number, since it is larger than the sum of its proper divisors (1).
122128327 is an equidigital number, since it uses as much as digits as its factorization.
122128327 is an evil number, because the sum of its binary digits is even.
The product of its digits is 2688, while the sum is 28.
The square root of 122128327 is about 11051.1685807429. The cubic root of 122128327 is about 496.1414017048.
Adding to 122128327 its reverse (723821221), we get a palindrome (845949548).
The spelling of 122128327 in words is "one hundred twenty-two million, one hundred twenty-eight thousand, three hundred twenty-seven".
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