Base | Representation |
---|---|
bin | 1011100100111001100001… |
… | …0111110101011000010011 |
3 | 1200001211121011001110201100 |
4 | 2321032120113311120103 |
5 | 3132021024341422320 |
6 | 43023225042435443 |
7 | 2452415124645426 |
oct | 271163027653023 |
9 | 50054534043640 |
10 | 12728544482835 |
11 | 4068166589985 |
12 | 1516a63962b83 |
13 | 7143b180574c |
14 | 3200c9cc79bd |
15 | 171172e42790 |
hex | b93985f5613 |
12728544482835 has 72 divisors (see below), whose sum is σ = 23459989110480. Its totient is φ = 6382953427968.
The previous prime is 12728544482807. The next prime is 12728544482837. The reversal of 12728544482835 is 53828444582721.
12728544482835 is a `hidden beast` number, since 1 + 2 + 7 + 2 + 8 + 544 + 4 + 8 + 2 + 83 + 5 = 666.
It is not a de Polignac number, because 12728544482835 - 225 = 12728510928403 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12728544482837) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 12771849 + ... + 13732341.
It is an arithmetic number, because the mean of its divisors is an integer number (325833182090).
Almost surely, 212728544482835 is an apocalyptic number.
12728544482835 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
12728544482835 is a deficient number, since it is larger than the sum of its proper divisors (10731444627645).
12728544482835 is a wasteful number, since it uses less digits than its factorization.
12728544482835 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 961557 (or 961537 counting only the distinct ones).
The product of its digits is 137625600, while the sum is 63.
The spelling of 12728544482835 in words is "twelve trillion, seven hundred twenty-eight billion, five hundred forty-four million, four hundred eighty-two thousand, eight hundred thirty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •