Base | Representation |
---|---|
bin | 11100001110000001… |
… | …011010101010001010 |
3 | 2220012122211200011011 |
4 | 130032001122222022 |
5 | 444023301222214 |
6 | 21530350354134 |
7 | 2121601643512 |
oct | 341601325212 |
9 | 86178750134 |
10 | 30300023434 |
11 | 1193963408a |
12 | 5a574bb94a |
13 | 2b1b5a0765 |
14 | 1676226842 |
15 | bc513eac4 |
hex | 70e05aa8a |
30300023434 has 4 divisors (see below), whose sum is σ = 45450035154. Its totient is φ = 15150011716.
The previous prime is 30300023431. The next prime is 30300023443. The reversal of 30300023434 is 43432000303.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43432000303 = 193 ⋅225036271.
It can be written as a sum of positive squares in only one way, i.e., 20677002025 + 9623021409 = 143795^2 + 98097^2 .
It is not an unprimeable number, because it can be changed into a prime (30300023431) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7575005857 + ... + 7575005860.
Almost surely, 230300023434 is an apocalyptic number.
30300023434 is a deficient number, since it is larger than the sum of its proper divisors (15150011720).
30300023434 is a wasteful number, since it uses less digits than its factorization.
30300023434 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15150011719.
The product of its (nonzero) digits is 2592, while the sum is 22.
Adding to 30300023434 its reverse (43432000303), we get a palindrome (73732023737).
The spelling of 30300023434 in words is "thirty billion, three hundred million, twenty-three thousand, four hundred thirty-four".
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