Base | Representation |
---|---|
bin | 101110011110… |
… | …101001010000 |
3 | 211221000111121 |
4 | 232132221100 |
5 | 11104343034 |
6 | 1113052024 |
7 | 205364200 |
oct | 56365120 |
9 | 24830447 |
10 | 12184144 |
11 | 6972145 |
12 | 40b7014 |
13 | 26a7a6b |
14 | 1892400 |
15 | 110a1b4 |
hex | b9ea50 |
12184144 has 30 divisors (see below), whose sum is σ = 27462714. Its totient is φ = 5221440.
The previous prime is 12184127. The next prime is 12184157. The reversal of 12184144 is 44148121.
12184144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 11478544 + 705600 = 3388^2 + 840^2 .
It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6987 + ... + 8554.
Almost surely, 212184144 is an apocalyptic number.
12184144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
12184144 is an abundant number, since it is smaller than the sum of its proper divisors (15278570).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12184144 is a wasteful number, since it uses less digits than its factorization.
12184144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15563 (or 15550 counting only the distinct ones).
The product of its digits is 1024, while the sum is 25.
The square root of 12184144 is about 3490.5793215454. The cubic root of 12184144 is about 230.1079770259.
The spelling of 12184144 in words is "twelve million, one hundred eighty-four thousand, one hundred forty-four".
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