Base | Representation |
---|---|
bin | 10111100011001010… |
… | …11010001001000101 |
3 | 1012122010010111012002 |
4 | 23301211122021011 |
5 | 201343110100203 |
6 | 5450320235045 |
7 | 625210103144 |
oct | 136145321105 |
9 | 35563114162 |
10 | 12643050053 |
11 | 53a87436a7 |
12 | 254a16ba85 |
13 | 126645430a |
14 | 87d1ad75b |
15 | 4dee43d88 |
hex | 2f195a245 |
12643050053 has 8 divisors (see below), whose sum is σ = 13347971520. Its totient is φ = 11942078400.
The previous prime is 12643050037. The next prime is 12643050071. The reversal of 12643050053 is 35005034621.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12643050053 - 24 = 12643050037 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12643049998 and 12643050025.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12643050083) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 980873 + ... + 993678.
It is an arithmetic number, because the mean of its divisors is an integer number (1668496440).
Almost surely, 212643050053 is an apocalyptic number.
It is an amenable number.
12643050053 is a deficient number, since it is larger than the sum of its proper divisors (704921467).
12643050053 is a wasteful number, since it uses less digits than its factorization.
12643050053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1974907.
The product of its (nonzero) digits is 10800, while the sum is 29.
Adding to 12643050053 its reverse (35005034621), we get a palindrome (47648084674).
The spelling of 12643050053 in words is "twelve billion, six hundred forty-three million, fifty thousand, fifty-three".
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