Base | Representation |
---|---|
bin | 110010011100… |
… | …100100101000 |
3 | 220212212020101 |
4 | 302130210220 |
5 | 11341133412 |
6 | 1151235144 |
7 | 220255420 |
oct | 62344450 |
9 | 26785211 |
10 | 13224232 |
11 | 751261a |
12 | 4518ab4 |
13 | 29802b8 |
14 | 1a83480 |
15 | 1263457 |
hex | c9c928 |
13224232 has 64 divisors (see below), whose sum is σ = 31104000. Its totient is φ = 5139456.
The previous prime is 13224227. The next prime is 13224269. The reversal of 13224232 is 23242231.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27369 + ... + 27847.
It is an arithmetic number, because the mean of its divisors is an integer number (486000).
Almost surely, 213224232 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13224232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15552000).
13224232 is an abundant number, since it is smaller than the sum of its proper divisors (17879768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13224232 is a wasteful number, since it uses less digits than its factorization.
13224232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 538 (or 534 counting only the distinct ones).
The product of its digits is 576, while the sum is 19.
The square root of 13224232 is about 3636.5137150848. The cubic root of 13224232 is about 236.4776784801.
Adding to 13224232 its reverse (23242231), we get a palindrome (36466463).
It can be divided in two parts, 13224 and 232, that added together give a square (13456 = 1162).
The spelling of 13224232 in words is "thirteen million, two hundred twenty-four thousand, two hundred thirty-two".
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