Base | Representation |
---|---|
bin | 1111101001011000… |
… | …0001110111000101 |
3 | 101211201012002221200 |
4 | 3322112001313011 |
5 | 32100210010124 |
6 | 1532434133113 |
7 | 206040036444 |
oct | 37226016705 |
9 | 11751162850 |
10 | 4200078789 |
11 | 18659203a5 |
12 | 992721199 |
13 | 51c20582a |
14 | 2bbb56d5b |
15 | 198ae7bc9 |
hex | fa581dc5 |
4200078789 has 6 divisors (see below), whose sum is σ = 6066780486. Its totient is φ = 2800052520.
The previous prime is 4200078767. The next prime is 4200078821. The reversal of 4200078789 is 9878700024.
4200078789 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 4145170689 + 54908100 = 64383^2 + 7410^2 .
It is not a de Polignac number, because 4200078789 - 212 = 4200074693 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4200078709) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 233337702 + ... + 233337719.
It is an arithmetic number, because the mean of its divisors is an integer number (1011130081).
Almost surely, 24200078789 is an apocalyptic number.
It is an amenable number.
4200078789 is a deficient number, since it is larger than the sum of its proper divisors (1866701697).
4200078789 is a wasteful number, since it uses less digits than its factorization.
4200078789 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 466675427 (or 466675424 counting only the distinct ones).
The product of its (nonzero) digits is 225792, while the sum is 45.
The square root of 4200078789 is about 64808.0148515598. The cubic root of 4200078789 is about 1613.4387348844.
The spelling of 4200078789 in words is "four billion, two hundred million, seventy-eight thousand, seven hundred eighty-nine".
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