Base | Representation |
---|---|
bin | 1110011100000… |
… | …00010100101100 |
3 | 22102220010020011 |
4 | 13032000110230 |
5 | 222001034402 |
6 | 20003503004 |
7 | 3000301531 |
oct | 716002454 |
9 | 272803204 |
10 | 121111852 |
11 | 62401144 |
12 | 34687a64 |
13 | 1c126024 |
14 | 12128d88 |
15 | a974ed7 |
hex | 738052c |
121111852 has 24 divisors (see below), whose sum is σ = 223579440. Its totient is φ = 57245760.
The previous prime is 121111849. The next prime is 121111873. The reversal of 121111852 is 258111121.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40902 + ... + 43762.
It is an arithmetic number, because the mean of its divisors is an integer number (9315810).
Almost surely, 2121111852 is an apocalyptic number.
It is an amenable number.
121111852 is a deficient number, since it is larger than the sum of its proper divisors (102467588).
121111852 is a wasteful number, since it uses less digits than its factorization.
121111852 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3441 (or 3439 counting only the distinct ones).
The product of its digits is 160, while the sum is 22.
The square root of 121111852 is about 11005.0830074107. The cubic root of 121111852 is about 494.7611022842.
Adding to 121111852 its reverse (258111121), we get a palindrome (379222973).
The spelling of 121111852 in words is "one hundred twenty-one million, one hundred eleven thousand, eight hundred fifty-two".
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