Base | Representation |
---|---|
bin | 10110101110110101… |
… | …01011100111110100 |
3 | 1011111112000222111212 |
4 | 23113122223213310 |
5 | 144443212433302 |
6 | 5334554420552 |
7 | 611266355465 |
oct | 132732534764 |
9 | 34445028455 |
10 | 12204030452 |
11 | 51a2947789 |
12 | 2447131758 |
13 | 11c65004c3 |
14 | 83ab6cd6c |
15 | 4b6624052 |
hex | 2d76ab9f4 |
12204030452 has 12 divisors (see below), whose sum is σ = 21358245636. Its totient is φ = 6101674560.
The previous prime is 12204030451. The next prime is 12204030469. The reversal of 12204030452 is 25403040221.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 6063113956 + 6140916496 = 77866^2 + 78364^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12204030451) 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, 6368 + ... + 156360.
It is an arithmetic number, because the mean of its divisors is an integer number (1779853803).
Almost surely, 212204030452 is an apocalyptic number.
It is an amenable number.
12204030452 is a deficient number, since it is larger than the sum of its proper divisors (9154215184).
12204030452 is a wasteful number, since it uses less digits than its factorization.
12204030452 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 170338 (or 170336 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 23.
Adding to 12204030452 its reverse (25403040221), we get a palindrome (37607070673).
The spelling of 12204030452 in words is "twelve billion, two hundred four million, thirty thousand, four hundred fifty-two".
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