Base | Representation |
---|---|
bin | 10111101101000100… |
… | …01001110111100101 |
3 | 1012211220101000001002 |
4 | 23312202021313211 |
5 | 202030334124140 |
6 | 5502444043045 |
7 | 630235630634 |
oct | 136642116745 |
9 | 35756330032 |
10 | 12726083045 |
11 | 54405a6605 |
12 | 2571b33485 |
13 | 127a707070 |
14 | 88a22551b |
15 | 4e7396415 |
hex | 2f6889de5 |
12726083045 has 16 divisors (see below), whose sum is σ = 16448367600. Its totient is φ = 9396378624.
The previous prime is 12726083009. The next prime is 12726083053. The reversal of 12726083045 is 54038062721.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 1123992676 + 11602090369 = 33526^2 + 107713^2 .
It is a cyclic number.
It is not a de Polignac number, because 12726083045 - 210 = 12726082021 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 867431 + ... + 881979.
It is an arithmetic number, because the mean of its divisors is an integer number (1028022975).
Almost surely, 212726083045 is an apocalyptic number.
It is an amenable number.
12726083045 is a deficient number, since it is larger than the sum of its proper divisors (3722284555).
12726083045 is a wasteful number, since it uses less digits than its factorization.
12726083045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28024.
The product of its (nonzero) digits is 80640, while the sum is 38.
The spelling of 12726083045 in words is "twelve billion, seven hundred twenty-six million, eighty-three thousand, forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •