Base | Representation |
---|---|
bin | 111000110101001001… |
… | …0111101100111000101 |
3 | 102200000100101022122022 |
4 | 1301222102331213011 |
5 | 3444420331041013 |
6 | 132022053012525 |
7 | 11550216424235 |
oct | 1615222754705 |
9 | 380010338568 |
10 | 122042440133 |
11 | 47837859679 |
12 | 1b79b924145 |
13 | b67c3a0b23 |
14 | 5c9a6cbcc5 |
15 | 329444d008 |
hex | 1c6a4bd9c5 |
122042440133 has 4 divisors (see below), whose sum is σ = 122190013440. Its totient is φ = 121894866828.
The previous prime is 122042440129. The next prime is 122042440183. The reversal of 122042440133 is 331044240221.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 331044240221 = 139 ⋅2381613239.
It is a cyclic number.
It is not a de Polignac number, because 122042440133 - 22 = 122042440129 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122042440103) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73785413 + ... + 73787066.
It is an arithmetic number, because the mean of its divisors is an integer number (30547503360).
Almost surely, 2122042440133 is an apocalyptic number.
It is an amenable number.
122042440133 is a deficient number, since it is larger than the sum of its proper divisors (147573307).
122042440133 is an equidigital number, since it uses as much as digits as its factorization.
122042440133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 147573306.
The product of its (nonzero) digits is 4608, while the sum is 26.
Adding to 122042440133 its reverse (331044240221), we get a palindrome (453086680354).
The spelling of 122042440133 in words is "one hundred twenty-two billion, forty-two million, four hundred forty thousand, one hundred thirty-three".
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