Base | Representation |
---|---|
bin | 110000100100… |
… | …011101011100 |
3 | 212221212100220 |
4 | 300210131130 |
5 | 11224413002 |
6 | 1132521340 |
7 | 213136161 |
oct | 60443534 |
9 | 25855326 |
10 | 12732252 |
11 | 7206a25 |
12 | 4320250 |
13 | 283a3a0 |
14 | 1996068 |
15 | 11b77bc |
hex | c2475c |
12732252 has 48 divisors (see below), whose sum is σ = 33882912. Its totient is φ = 3686400.
The previous prime is 12732241. The next prime is 12732277. The reversal of 12732252 is 25223721.
It is a happy number.
It is a super-2 number, since 2×127322522 = 324220481983008, which contains 22 as substring.
It is a congruent number.
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 15 ways as a sum of consecutive naturals, for example, 252 + ... + 5052.
It is an arithmetic number, because the mean of its divisors is an integer number (705894).
Almost surely, 212732252 is an apocalyptic number.
12732252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12732252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16941456).
12732252 is an abundant number, since it is smaller than the sum of its proper divisors (21150660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12732252 is a wasteful number, since it uses less digits than its factorization.
12732252 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4838 (or 4836 counting only the distinct ones).
The product of its digits is 1680, while the sum is 24.
The square root of 12732252 is about 3568.2281317203. The cubic root of 12732252 is about 233.5079880556.
Adding to 12732252 its reverse (25223721), we get a palindrome (37955973).
The spelling of 12732252 in words is "twelve million, seven hundred thirty-two thousand, two hundred fifty-two".
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