Base | Representation |
---|---|
bin | 1001000000011… |
… | …00100011000100 |
3 | 12021011021120020 |
4 | 10200030203010 |
5 | 123320030433 |
6 | 11255135140 |
7 | 1605104043 |
oct | 440144304 |
9 | 167137506 |
10 | 75548868 |
11 | 39710a8a |
12 | 213744b0 |
13 | 12862395 |
14 | a06855a |
15 | 6974cb3 |
hex | 480c8c4 |
75548868 has 24 divisors (see below), whose sum is σ = 178697568. Its totient is φ = 24837696.
The previous prime is 75548861. The next prime is 75548887. The reversal of 75548868 is 86884557.
It is a self number, because there is not a number n which added to its sum of digits gives 75548868.
It is not an unprimeable number, because it can be changed into a prime (75548861) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42246 + ... + 43997.
It is an arithmetic number, because the mean of its divisors is an integer number (7445732).
Almost surely, 275548868 is an apocalyptic number.
It is an amenable number.
75548868 is an abundant number, since it is smaller than the sum of its proper divisors (103148700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75548868 is a wasteful number, since it uses less digits than its factorization.
75548868 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86323 (or 86321 counting only the distinct ones).
The product of its digits is 2150400, while the sum is 51.
The square root of 75548868 is about 8691.8851810180. The cubic root of 75548868 is about 422.7425737259.
The spelling of 75548868 in words is "seventy-five million, five hundred forty-eight thousand, eight hundred sixty-eight".
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