Base | Representation |
---|---|
bin | 1110011011001… |
… | …11010000100000 |
3 | 22102200220101122 |
4 | 13031213100200 |
5 | 221434243214 |
6 | 20001351412 |
7 | 2666363312 |
oct | 715472040 |
9 | 272626348 |
10 | 121009184 |
11 | 62340a9a |
12 | 34638568 |
13 | 1c0bb38a |
14 | 120dd7b2 |
15 | a95488e |
hex | 7367420 |
121009184 has 24 divisors (see below), whose sum is σ = 240429420. Its totient is φ = 59947776.
The previous prime is 121009183. The next prime is 121009201. The reversal of 121009184 is 481900121.
It can be written as a sum of positive squares in 2 ways, for example, as 117245584 + 3763600 = 10828^2 + 1940^2 .
It is a super-2 number, since 2×1210091842 = 29286445224691712, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (121009183) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13859 + ... + 20834.
Almost surely, 2121009184 is an apocalyptic number.
It is an amenable number.
121009184 is a deficient number, since it is larger than the sum of its proper divisors (119420236).
121009184 is a wasteful number, since it uses less digits than its factorization.
121009184 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34812 (or 34804 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 26.
The square root of 121009184 is about 11000.4174466245. The cubic root of 121009184 is about 494.6212577458.
The spelling of 121009184 in words is "one hundred twenty-one million, nine thousand, one hundred eighty-four".
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