Base | Representation |
---|---|
bin | 100011001011011000… |
… | …0010010000001001100 |
3 | 21012222202202201111200 |
4 | 1012112300102001030 |
5 | 2214203140330043 |
6 | 54412043145500 |
7 | 5313020466123 |
oct | 1062660220114 |
9 | 235882681450 |
10 | 75543683148 |
11 | 2a04649229a |
12 | 12783515290 |
13 | 717bb1443b |
14 | 3928da0aba |
15 | 1e7215d7d3 |
hex | 1196c1204c |
75543683148 has 18 divisors (see below), whose sum is σ = 190957643604. Its totient is φ = 25181227704.
The previous prime is 75543683143. The next prime is 75543683161. The reversal of 75543683148 is 84138634557.
75543683148 is a `hidden beast` number, since 7 + 5 + 543 + 6 + 83 + 14 + 8 = 666.
It is a tau number, because it is divible by the number of its divisors (18).
It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 75543683094 and 75543683103.
It is not an unprimeable number, because it can be changed into a prime (75543683143) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1049217786 + ... + 1049217857.
It is an arithmetic number, because the mean of its divisors is an integer number (10608757978).
Almost surely, 275543683148 is an apocalyptic number.
It is an amenable number.
75543683148 is an abundant number, since it is smaller than the sum of its proper divisors (115413960456).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75543683148 is a wasteful number, since it uses less digits than its factorization.
75543683148 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2098435653 (or 2098435648 counting only the distinct ones).
The product of its digits is 9676800, while the sum is 54.
The spelling of 75543683148 in words is "seventy-five billion, five hundred forty-three million, six hundred eighty-three thousand, one hundred forty-eight".
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