Base | Representation |
---|---|
bin | 101101011011111011… |
… | …001000101000110001 |
3 | 11122221001002201110010 |
4 | 231123323020220301 |
5 | 1244403414300120 |
6 | 34225023525133 |
7 | 3344661354024 |
oct | 553373105061 |
9 | 148831081403 |
10 | 48786868785 |
11 | 19765a08676 |
12 | 95567597a9 |
13 | 47a662b6c5 |
14 | 250b5831bb |
15 | 14081137e0 |
hex | b5bec8a31 |
48786868785 has 32 divisors (see below), whose sum is σ = 79035143040. Its totient is φ = 25695014400.
The previous prime is 48786868733. The next prime is 48786868817. The reversal of 48786868785 is 58786868784.
It is not a de Polignac number, because 48786868785 - 216 = 48786803249 is a prime.
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 31 ways as a sum of consecutive naturals, for example, 1060155 + ... + 1105215.
It is an arithmetic number, because the mean of its divisors is an integer number (2469848220).
Almost surely, 248786868785 is an apocalyptic number.
It is an amenable number.
48786868785 is a deficient number, since it is larger than the sum of its proper divisors (30248274255).
48786868785 is a wasteful number, since it uses less digits than its factorization.
48786868785 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45969.
The product of its digits is 1156055040, while the sum is 75.
Subtracting 48786868785 from its reverse (58786868784), we obtain a palindrome (9999999999).
The spelling of 48786868785 in words is "forty-eight billion, seven hundred eighty-six million, eight hundred sixty-eight thousand, seven hundred eighty-five".
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