Base | Representation |
---|---|
bin | 111000011101010001… |
… | …0111111000101110101 |
3 | 102120221111221220210201 |
4 | 1300322202333011311 |
5 | 3441300240143013 |
6 | 131410354320501 |
7 | 11521321223233 |
oct | 1607242770565 |
9 | 376844856721 |
10 | 121241334133 |
11 | 474666328a7 |
12 | 1b5b7589131 |
13 | b5824216ca |
14 | 5c22155953 |
15 | 3248e583dd |
hex | 1c3a8bf175 |
121241334133 has 2 divisors, whose sum is σ = 121241334134. Its totient is φ = 121241334132.
The previous prime is 121241334101. The next prime is 121241334161. The reversal of 121241334133 is 331433142121.
It is an a-pointer prime, because the next prime (121241334161) can be obtained adding 121241334133 to its sum of digits (28).
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 89315506449 + 31925827684 = 298857^2 + 178678^2 .
It is a cyclic number.
It is not a de Polignac number, because 121241334133 - 25 = 121241334101 is a prime.
It is a super-2 number, since 2×1212413341332 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (121271334133) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60620667066 + 60620667067.
It is an arithmetic number, because the mean of its divisors is an integer number (60620667067).
Almost surely, 2121241334133 is an apocalyptic number.
It is an amenable number.
121241334133 is a deficient number, since it is larger than the sum of its proper divisors (1).
121241334133 is an equidigital number, since it uses as much as digits as its factorization.
121241334133 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 5184, while the sum is 28.
Adding to 121241334133 its reverse (331433142121), we get a palindrome (452674476254).
The spelling of 121241334133 in words is "one hundred twenty-one billion, two hundred forty-one million, three hundred thirty-four thousand, one hundred thirty-three".
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