Base | Representation |
---|---|
bin | 1001010011100… |
… | …01100101101100 |
3 | 12102212212000211 |
4 | 10221301211230 |
5 | 124440404014 |
6 | 11425032204 |
7 | 1635332560 |
oct | 451614554 |
9 | 172785024 |
10 | 78059884 |
11 | 40076601 |
12 | 22185664 |
13 | 132312a6 |
14 | a51d6a0 |
15 | 6cbdcc4 |
hex | 4a7196c |
78059884 has 48 divisors (see below), whose sum is σ = 166053888. Its totient is φ = 31382208.
The previous prime is 78059879. The next prime is 78059897. The reversal of 78059884 is 48895087.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 32989 + ... + 35275.
It is an arithmetic number, because the mean of its divisors is an integer number (3459456).
Almost surely, 278059884 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 78059884, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83026944).
78059884 is an abundant number, since it is smaller than the sum of its proper divisors (87994004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78059884 is a wasteful number, since it uses less digits than its factorization.
78059884 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2374 (or 2372 counting only the distinct ones).
The product of its (nonzero) digits is 645120, while the sum is 49.
The square root of 78059884 is about 8835.1504797598. The cubic root of 78059884 is about 427.3751837429.
It can be divided in two parts, 7805 and 9884, that added together give a square (17689 = 1332).
The spelling of 78059884 in words is "seventy-eight million, fifty-nine thousand, eight hundred eighty-four".
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