Base | Representation |
---|---|
bin | 1001010111001… |
… | …01100011000000 |
3 | 12110202222120002 |
4 | 10223211203000 |
5 | 130101103343 |
6 | 11443135132 |
7 | 1642351400 |
oct | 453454300 |
9 | 173688502 |
10 | 78534848 |
11 | 40370437 |
12 | 223744a8 |
13 | 13369532 |
14 | a604800 |
15 | 6d648b8 |
hex | 4ae58c0 |
78534848 has 84 divisors (see below), whose sum is σ = 184160160. Its totient is φ = 33126912.
The previous prime is 78534829. The next prime is 78534853. The reversal of 78534848 is 84843587.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 247586 + ... + 247902.
Almost surely, 278534848 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 78534848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92080080).
78534848 is an abundant number, since it is smaller than the sum of its proper divisors (105625312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78534848 is a wasteful number, since it uses less digits than its factorization.
78534848 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 422 (or 405 counting only the distinct ones).
The product of its digits is 860160, while the sum is 47.
The square root of 78534848 is about 8861.9889415413. The cubic root of 78534848 is about 428.2402354691.
The spelling of 78534848 in words is "seventy-eight million, five hundred thirty-four thousand, eight hundred forty-eight".
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