Base | Representation |
---|---|
bin | 11100010011110000… |
… | …111010000111100111 |
3 | 2220110101010000220101 |
4 | 130103300322013213 |
5 | 444222431443033 |
6 | 21544111244531 |
7 | 2124151534603 |
oct | 342360720747 |
9 | 86411100811 |
10 | 30396359143 |
11 | 11988a52577 |
12 | 5a83819747 |
13 | 2b35530437 |
14 | 1684d42503 |
15 | bcd81d97d |
hex | 713c3a1e7 |
30396359143 has 4 divisors (see below), whose sum is σ = 30396710880. Its totient is φ = 30396007408.
The previous prime is 30396359129. The next prime is 30396359179. The reversal of 30396359143 is 34195369303.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 34195369303 = 47 ⋅727561049.
It is a cyclic number.
It is not a de Polignac number, because 30396359143 - 25 = 30396359111 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30396359093 and 30396359102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30396359443) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53298 + ... + 252256.
It is an arithmetic number, because the mean of its divisors is an integer number (7599177720).
Almost surely, 230396359143 is an apocalyptic number.
30396359143 is a deficient number, since it is larger than the sum of its proper divisors (351737).
30396359143 is a wasteful number, since it uses less digits than its factorization.
30396359143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 351736.
The product of its (nonzero) digits is 787320, while the sum is 46.
The spelling of 30396359143 in words is "thirty billion, three hundred ninety-six million, three hundred fifty-nine thousand, one hundred forty-three".
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