Base | Representation |
---|---|
bin | 1110011011001… |
… | …11011111000101 |
3 | 22102200221200012 |
4 | 13031213133011 |
5 | 221434310432 |
6 | 20001400005 |
7 | 2666366114 |
oct | 715473705 |
9 | 272627605 |
10 | 121010117 |
11 | 62341768 |
12 | 34639005 |
13 | 1c0bb927 |
14 | 120ddc7b |
15 | a954cb2 |
hex | 73677c5 |
121010117 has 2 divisors, whose sum is σ = 121010118. Its totient is φ = 121010116.
The previous prime is 121010083. The next prime is 121010137. The reversal of 121010117 is 711010121.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 71081761 + 49928356 = 8431^2 + 7066^2 .
It is a cyclic number.
It is not a de Polignac number, because 121010117 - 26 = 121010053 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (121010137) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60505058 + 60505059.
It is an arithmetic number, because the mean of its divisors is an integer number (60505059).
Almost surely, 2121010117 is an apocalyptic number.
It is an amenable number.
121010117 is a deficient number, since it is larger than the sum of its proper divisors (1).
121010117 is an equidigital number, since it uses as much as digits as its factorization.
121010117 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 14, while the sum is 14.
The square root of 121010117 is about 11000.4598540243. The cubic root of 121010117 is about 494.6225289453.
Adding to 121010117 its reverse (711010121), we get a palindrome (832020238).
The spelling of 121010117 in words is "one hundred twenty-one million, ten thousand, one hundred seventeen".
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