Base | Representation |
---|---|
bin | 1111110111100… |
… | …01100101111001 |
3 | 100021110200210002 |
4 | 13323301211321 |
5 | 233034011022 |
6 | 21113002345 |
7 | 3204263126 |
oct | 773614571 |
9 | 307420702 |
10 | 133110137 |
11 | 69156686 |
12 | 386b33b5 |
13 | 217672c4 |
14 | 1396d74d |
15 | ba45092 |
hex | 7ef1979 |
133110137 has 2 divisors, whose sum is σ = 133110138. Its totient is φ = 133110136.
The previous prime is 133110121. The next prime is 133110139. The reversal of 133110137 is 731011331.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 127893481 + 5216656 = 11309^2 + 2284^2 .
It is a cyclic number.
It is not a de Polignac number, because 133110137 - 24 = 133110121 is a prime.
Together with 133110139, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (133110139) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66555068 + 66555069.
It is an arithmetic number, because the mean of its divisors is an integer number (66555069).
Almost surely, 2133110137 is an apocalyptic number.
It is an amenable number.
133110137 is a deficient number, since it is larger than the sum of its proper divisors (1).
133110137 is an equidigital number, since it uses as much as digits as its factorization.
133110137 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 189, while the sum is 20.
The square root of 133110137 is about 11537.3366510647. The cubic root of 133110137 is about 510.5877332929.
Adding to 133110137 its reverse (731011331), we get a palindrome (864121468).
The spelling of 133110137 in words is "one hundred thirty-three million, one hundred ten thousand, one hundred thirty-seven".
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