Base | Representation |
---|---|
bin | 1001010100110… |
… | …11000010110011 |
3 | 12110012110221200 |
4 | 10222123002303 |
5 | 130011322213 |
6 | 11432422243 |
7 | 1636640610 |
oct | 452330263 |
9 | 173173850 |
10 | 78229683 |
11 | 40182134 |
12 | 22247983 |
13 | 1329066c |
14 | a565507 |
15 | 6d04273 |
hex | 4a9b0b3 |
78229683 has 12 divisors (see below), whose sum is σ = 129141168. Its totient is φ = 44702640.
The previous prime is 78229673. The next prime is 78229687. The reversal of 78229683 is 38692287.
It is not a de Polignac number, because 78229683 - 29 = 78229171 is a prime.
It is a super-2 number, since 2×782296832 = 12239766604560978, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (78229687) 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 11 ways as a sum of consecutive naturals, for example, 620808 + ... + 620933.
It is an arithmetic number, because the mean of its divisors is an integer number (10761764).
Almost surely, 278229683 is an apocalyptic number.
78229683 is a deficient number, since it is larger than the sum of its proper divisors (50911485).
78229683 is a wasteful number, since it uses less digits than its factorization.
78229683 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1241754 (or 1241751 counting only the distinct ones).
The product of its digits is 290304, while the sum is 45.
The square root of 78229683 is about 8844.7545471878. The cubic root of 78229683 is about 427.6848405563.
The spelling of 78229683 in words is "seventy-eight million, two hundred twenty-nine thousand, six hundred eighty-three".
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