Base | Representation |
---|---|
bin | 1110011011011… |
… | …11000101011001 |
3 | 22102202112100221 |
4 | 13031233011121 |
5 | 221441304431 |
6 | 20002200041 |
7 | 2666555626 |
oct | 715570531 |
9 | 272675327 |
10 | 121041241 |
11 | 62363092 |
12 | 34653021 |
13 | 1c0ccb49 |
14 | 1210b34d |
15 | a95e111 |
hex | 736f159 |
121041241 has 8 divisors (see below), whose sum is σ = 130580424. Its totient is φ = 111770880.
The previous prime is 121041223. The next prime is 121041251. The reversal of 121041241 is 142140121.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 60512841 + 60528400 = 7779^2 + 7780^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 121041241 - 223 = 112652633 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (121041251) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66270 + ... + 68071.
It is an arithmetic number, because the mean of its divisors is an integer number (16322553).
Almost surely, 2121041241 is an apocalyptic number.
121041241 is the 7780-th centered square number.
It is an amenable number.
121041241 is a deficient number, since it is larger than the sum of its proper divisors (9539183).
121041241 is a wasteful number, since it uses less digits than its factorization.
121041241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 134411.
The product of its (nonzero) digits is 64, while the sum is 16.
The square root of 121041241 is about 11001.8744312049. The cubic root of 121041241 is about 494.6649312180.
Adding to 121041241 its reverse (142140121), we get a palindrome (263181362).
The spelling of 121041241 in words is "one hundred twenty-one million, forty-one thousand, two hundred forty-one".
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