Base | Representation |
---|---|
bin | 10111110001100001… |
… | …01100100001010011 |
3 | 1012221111200102002011 |
4 | 23320300230201103 |
5 | 202114420340202 |
6 | 5510301003351 |
7 | 631201346551 |
oct | 137060544123 |
9 | 35844612064 |
10 | 12763449427 |
11 | 545a6a8513 |
12 | 2582553557 |
13 | 128538ac51 |
14 | 891190bd1 |
15 | 4ea7c7bd7 |
hex | 2f8c2c853 |
12763449427 has 8 divisors (see below), whose sum is σ = 12792175200. Its totient is φ = 12734757504.
The previous prime is 12763449421. The next prime is 12763449437. The reversal of 12763449427 is 72494436721.
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 12763449427 - 223 = 12755060819 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12763449421) 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, 839013 + ... + 854089.
It is an arithmetic number, because the mean of its divisors is an integer number (1599021900).
Almost surely, 212763449427 is an apocalyptic number.
12763449427 is a deficient number, since it is larger than the sum of its proper divisors (28725773).
12763449427 is a wasteful number, since it uses less digits than its factorization.
12763449427 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16925.
The product of its digits is 2032128, while the sum is 49.
The spelling of 12763449427 in words is "twelve billion, seven hundred sixty-three million, four hundred forty-nine thousand, four hundred twenty-seven".
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