Base | Representation |
---|---|
bin | 10111110100101000… |
… | …10101101011000001 |
3 | 1020000022211111002201 |
4 | 23322110111223001 |
5 | 202143112221431 |
6 | 5513032513201 |
7 | 631636360540 |
oct | 137224255301 |
9 | 36008744081 |
10 | 12789570241 |
11 | 5473419468 |
12 | 258b24b801 |
13 | 128a905356 |
14 | 894830157 |
15 | 4ecc37461 |
hex | 2fa515ac1 |
12789570241 has 8 divisors (see below), whose sum is σ = 14641988480. Its totient is φ = 10943486208.
The previous prime is 12789570193. The next prime is 12789570253. The reversal of 12789570241 is 14207598721.
12789570241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 12789570241 - 27 = 12789570113 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12789570191 and 12789570200.
It is not an unprimeable number, because it can be changed into a prime (12789570341) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1579221 + ... + 1587298.
It is an arithmetic number, because the mean of its divisors is an integer number (1830248560).
Almost surely, 212789570241 is an apocalyptic number.
It is an amenable number.
12789570241 is a deficient number, since it is larger than the sum of its proper divisors (1852418239).
12789570241 is an equidigital number, since it uses as much as digits as its factorization.
12789570241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3167103.
The product of its (nonzero) digits is 282240, while the sum is 46.
The spelling of 12789570241 in words is "twelve billion, seven hundred eighty-nine million, five hundred seventy thousand, two hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •