Base | Representation |
---|---|
bin | 101110100001… |
… | …110100000100 |
3 | 211221200022100 |
4 | 232201310010 |
5 | 11110301444 |
6 | 1113232100 |
7 | 205450062 |
oct | 56416404 |
9 | 24850270 |
10 | 12197124 |
11 | 6980975 |
12 | 4102630 |
13 | 26b0944 |
14 | 1897032 |
15 | 110de69 |
hex | ba1d04 |
12197124 has 36 divisors (see below), whose sum is σ = 31668364. Its totient is φ = 3955392.
The previous prime is 12197123. The next prime is 12197189. The reversal of 12197124 is 42179121.
It can be written as a sum of positive squares in 2 ways, for example, as 6350400 + 5846724 = 2520^2 + 2418^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-3 number, since 3×121971243 (a number of 22 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (12197123) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3247 + ... + 5910.
Almost surely, 212197124 is an apocalyptic number.
It is an amenable number.
12197124 is an abundant number, since it is smaller than the sum of its proper divisors (19471240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12197124 is a wasteful number, since it uses less digits than its factorization.
12197124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9204 (or 9199 counting only the distinct ones).
The product of its digits is 1008, while the sum is 27.
The square root of 12197124 is about 3492.4381168462. The cubic root of 12197124 is about 230.1896608256.
It can be divided in two parts, 12197 and 124, that added together give a palindrome (12321).
The spelling of 12197124 in words is "twelve million, one hundred ninety-seven thousand, one hundred twenty-four".
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