Base | Representation |
---|---|
bin | 111000110011111010… |
… | …0111011100110001101 |
3 | 102122220110102121110222 |
4 | 1301213310323212031 |
5 | 3444324224410013 |
6 | 132014013041125 |
7 | 11546204333636 |
oct | 1614764734615 |
9 | 378813377428 |
10 | 122001013133 |
11 | 4781643398a |
12 | 1b789a861a5 |
13 | b6739278cc |
14 | 5c94dc688d |
15 | 32909b8508 |
hex | 1c67d3b98d |
122001013133 has 4 divisors (see below), whose sum is σ = 122002366908. Its totient is φ = 121999659360.
The previous prime is 122001013097. The next prime is 122001013157. The reversal of 122001013133 is 331310100221.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 331310100221 = 37 ⋅8954327033.
It can be written as a sum of positive squares in 2 ways, for example, as 59254270084 + 62746743049 = 243422^2 + 250493^2 .
It is a cyclic number.
It is not a de Polignac number, because 122001013133 - 212 = 122001009037 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 (122001013933) 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, 531266 + ... + 725427.
It is an arithmetic number, because the mean of its divisors is an integer number (30500591727).
Almost surely, 2122001013133 is an apocalyptic number.
It is an amenable number.
122001013133 is a deficient number, since it is larger than the sum of its proper divisors (1353775).
122001013133 is an equidigital number, since it uses as much as digits as its factorization.
122001013133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1353774.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 122001013133 its reverse (331310100221), we get a palindrome (453311113354).
The spelling of 122001013133 in words is "one hundred twenty-two billion, one million, thirteen thousand, one hundred thirty-three".
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