Base | Representation |
---|---|
bin | 11100010110001010… |
… | …010010010011001111 |
3 | 2220120011202202122111 |
4 | 130112022102103033 |
5 | 444313230104343 |
6 | 21552105124451 |
7 | 2125150354450 |
oct | 342612222317 |
9 | 86504682574 |
10 | 30436566223 |
11 | 119a9714768 |
12 | 5a95189727 |
13 | 2b4096a2cb |
14 | 168a40b127 |
15 | bd2111c9d |
hex | 7162924cf |
30436566223 has 4 divisors (see below), whose sum is σ = 34784647120. Its totient is φ = 26088485328.
The previous prime is 30436566217. The next prime is 30436566239. The reversal of 30436566223 is 32266563403.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32266563403 = 23 ⋅1402894061.
It is a cyclic number.
It is not a de Polignac number, because 30436566223 - 217 = 30436435151 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30436566253) 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 3 ways as a sum of consecutive naturals, for example, 2174040438 + ... + 2174040451.
It is an arithmetic number, because the mean of its divisors is an integer number (8696161780).
Almost surely, 230436566223 is an apocalyptic number.
30436566223 is a deficient number, since it is larger than the sum of its proper divisors (4348080897).
30436566223 is an equidigital number, since it uses as much as digits as its factorization.
30436566223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4348080896.
The product of its (nonzero) digits is 466560, while the sum is 40.
The spelling of 30436566223 in words is "thirty billion, four hundred thirty-six million, five hundred sixty-six thousand, two hundred twenty-three".
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