Base | Representation |
---|---|
bin | 1001010101000… |
… | …11111110101010 |
3 | 12110021100011012 |
4 | 10222203332222 |
5 | 130014010112 |
6 | 11433303522 |
7 | 1640152403 |
oct | 452437652 |
9 | 173240135 |
10 | 78266282 |
11 | 401a7686 |
12 | 22264ba2 |
13 | 132a4213 |
14 | a5749aa |
15 | 6d10022 |
hex | 4aa3faa |
78266282 has 16 divisors (see below), whose sum is σ = 125323200. Its totient is φ = 36550080.
The previous prime is 78266281. The next prime is 78266291. The reversal of 78266282 is 28266287.
It is a super-3 number, since 3×782662823 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (78266281) 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, 11807 + ... + 17202.
It is an arithmetic number, because the mean of its divisors is an integer number (7832700).
Almost surely, 278266282 is an apocalyptic number.
78266282 is a deficient number, since it is larger than the sum of its proper divisors (47056918).
78266282 is a wasteful number, since it uses less digits than its factorization.
78266282 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29101.
The product of its digits is 129024, while the sum is 41.
The square root of 78266282 is about 8846.8232716609. The cubic root of 78266282 is about 427.7515262290.
The spelling of 78266282 in words is "seventy-eight million, two hundred sixty-six thousand, two hundred eighty-two".
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