Base | Representation |
---|---|
bin | 1110011100111… |
… | …11111010100100 |
3 | 22110010200201202 |
4 | 13032133322210 |
5 | 222014210002 |
6 | 20010342032 |
7 | 3001351016 |
oct | 716377244 |
9 | 273120652 |
10 | 121241252 |
11 | 6248a390 |
12 | 3472a918 |
13 | 1c16cbb2 |
14 | 121601b6 |
15 | a99d502 |
hex | 739fea4 |
121241252 has 24 divisors (see below), whose sum is σ = 236847072. Its totient is φ = 53827200.
The previous prime is 121241251. The next prime is 121241269. The reversal of 121241252 is 252142121.
It is not an unprimeable number, because it can be changed into a prime (121241251) 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 in 7 ways as a sum of consecutive naturals, for example, 30149 + ... + 33932.
It is an arithmetic number, because the mean of its divisors is an integer number (9868628).
Almost surely, 2121241252 is an apocalyptic number.
It is an amenable number.
121241252 is a deficient number, since it is larger than the sum of its proper divisors (115605820).
121241252 is a wasteful number, since it uses less digits than its factorization.
121241252 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64139 (or 64137 counting only the distinct ones).
The product of its digits is 320, while the sum is 20.
The square root of 121241252 is about 11010.9605393898. The cubic root of 121241252 is about 494.9372460664.
Adding to 121241252 its reverse (252142121), we get a palindrome (373383373).
The spelling of 121241252 in words is "one hundred twenty-one million, two hundred forty-one thousand, two hundred fifty-two".
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