Base | Representation |
---|---|
bin | 1110011011011… |
… | …00111001001111 |
3 | 22102202002001201 |
4 | 13031230321033 |
5 | 221441013041 |
6 | 20002050331 |
7 | 2666520523 |
oct | 715547117 |
9 | 272662051 |
10 | 121032271 |
11 | 62357378 |
12 | 346499a7 |
13 | 1c0c8a39 |
14 | 12107d83 |
15 | a95b631 |
hex | 736ce4f |
121032271 has 2 divisors, whose sum is σ = 121032272. Its totient is φ = 121032270.
The previous prime is 121032211. The next prime is 121032281. The reversal of 121032271 is 172230121.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 121032271 - 29 = 121031759 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 (121032211) 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, 60516135 + 60516136.
It is an arithmetic number, because the mean of its divisors is an integer number (60516136).
Almost surely, 2121032271 is an apocalyptic number.
121032271 is a deficient number, since it is larger than the sum of its proper divisors (1).
121032271 is an equidigital number, since it uses as much as digits as its factorization.
121032271 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 168, while the sum is 19.
The square root of 121032271 is about 11001.4667658454. The cubic root of 121032271 is about 494.6527115425.
Adding to 121032271 its reverse (172230121), we get a palindrome (293262392).
The spelling of 121032271 in words is "one hundred twenty-one million, thirty-two thousand, two hundred seventy-one".
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