Base | Representation |
---|---|
bin | 1000111011010… |
… | …10110011000100 |
3 | 12012220121202011 |
4 | 10131222303010 |
5 | 123132330330 |
6 | 11233024004 |
7 | 1566344344 |
oct | 435526304 |
9 | 165817664 |
10 | 74886340 |
11 | 392a9241 |
12 | 210b5004 |
13 | 1268c959 |
14 | 9d34d24 |
15 | 689382a |
hex | 476acc4 |
74886340 has 24 divisors (see below), whose sum is σ = 159929280. Its totient is φ = 29446368.
The previous prime is 74886313. The next prime is 74886341. The reversal of 74886340 is 4368847.
It is a junction number, because it is equal to n+sod(n) for n = 74886293 and 74886302.
It is not an unprimeable number, because it can be changed into a prime (74886341) 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 7 ways as a sum of consecutive naturals, for example, 30552 + ... + 32911.
It is an arithmetic number, because the mean of its divisors is an integer number (6663720).
Almost surely, 274886340 is an apocalyptic number.
It is an amenable number.
74886340 is an abundant number, since it is smaller than the sum of its proper divisors (85042940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74886340 is a wasteful number, since it uses less digits than its factorization.
74886340 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63531 (or 63529 counting only the distinct ones).
The product of its (nonzero) digits is 129024, while the sum is 40.
The square root of 74886340 is about 8653.6893866142. The cubic root of 74886340 is about 421.5031925974.
The spelling of 74886340 in words is "seventy-four million, eight hundred eighty-six thousand, three hundred forty".
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