Base | Representation |
---|---|
bin | 10111101101110101… |
… | …00011101011110011 |
3 | 1012212100102000100100 |
4 | 23312322203223303 |
5 | 202034003331433 |
6 | 5503233123443 |
7 | 630344203440 |
oct | 136672435363 |
9 | 35770360310 |
10 | 12732480243 |
11 | 544417594a |
12 | 25740b9583 |
13 | 127bb36aa2 |
14 | 88b00c9c7 |
15 | 4e7c0bb13 |
hex | 2f6ea3af3 |
12732480243 has 24 divisors (see below), whose sum is σ = 21064339296. Its totient is φ = 7259904000.
The previous prime is 12732480223. The next prime is 12732480289. The reversal of 12732480243 is 34208423721.
It is a happy number.
12732480243 is a `hidden beast` number, since 12 + 7 + 324 + 80 + 243 = 666.
It is not a de Polignac number, because 12732480243 - 230 = 11658738419 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12732480198 and 12732480207.
It is not an unprimeable number, because it can be changed into a prime (12732480223) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 190158 + ... + 248243.
It is an arithmetic number, because the mean of its divisors is an integer number (877680804).
Almost surely, 212732480243 is an apocalyptic number.
12732480243 is a deficient number, since it is larger than the sum of its proper divisors (8331859053).
12732480243 is a wasteful number, since it uses less digits than its factorization.
12732480243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 438875 (or 438872 counting only the distinct ones).
The product of its (nonzero) digits is 64512, while the sum is 36.
The spelling of 12732480243 in words is "twelve billion, seven hundred thirty-two million, four hundred eighty thousand, two hundred forty-three".
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