Base | Representation |
---|---|
bin | 100101011000001100… |
… | …0010110001001111101 |
3 | 21200012001111112100211 |
4 | 1022300120112021331 |
5 | 2303342224133144 |
6 | 100512550152421 |
7 | 5541062463010 |
oct | 1126030261175 |
9 | 250161445324 |
10 | 80268583549 |
11 | 31050582960 |
12 | 13681952711 |
13 | 7752982cab |
14 | 3c566d1377 |
15 | 214bd74034 |
hex | 12b061627d |
80268583549 has 64 divisors (see below), whose sum is σ = 104011776000. Its totient is φ = 60131635200.
The previous prime is 80268583547. The next prime is 80268583573. The reversal of 80268583549 is 94538586208.
It is not a de Polignac number, because 80268583549 - 21 = 80268583547 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 80268583493 and 80268583502.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80268583547) 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 63 ways as a sum of consecutive naturals, for example, 167575092 + ... + 167575570.
It is an arithmetic number, because the mean of its divisors is an integer number (1625184000).
Almost surely, 280268583549 is an apocalyptic number.
It is an amenable number.
80268583549 is a deficient number, since it is larger than the sum of its proper divisors (23743192451).
80268583549 is a wasteful number, since it uses less digits than its factorization.
80268583549 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1114.
The product of its (nonzero) digits is 16588800, while the sum is 58.
The spelling of 80268583549 in words is "eighty billion, two hundred sixty-eight million, five hundred eighty-three thousand, five hundred forty-nine".
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