Base | Representation |
---|---|
bin | 11100000100001000… |
… | …001010011111001011 |
3 | 2212210002110211022102 |
4 | 130010020022133023 |
5 | 443203302120133 |
6 | 21502100344015 |
7 | 2114514641561 |
oct | 340410123713 |
9 | 85702424272 |
10 | 30134020043 |
11 | 118639612a6 |
12 | 5a0b9a500b |
13 | 2ac308a5ba |
14 | 165c173a31 |
15 | bb579d7e8 |
hex | 70420a7cb |
30134020043 has 4 divisors (see below), whose sum is σ = 30153551088. Its totient is φ = 30114489000.
The previous prime is 30134020039. The next prime is 30134020057. The reversal of 30134020043 is 34002043103.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 30134020043 - 22 = 30134020039 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30134019997 and 30134020024.
It is not an unprimeable number, because it can be changed into a prime (30134020643) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9763208 + ... + 9766293.
It is an arithmetic number, because the mean of its divisors is an integer number (7538387772).
Almost surely, 230134020043 is an apocalyptic number.
30134020043 is a deficient number, since it is larger than the sum of its proper divisors (19531045).
30134020043 is a wasteful number, since it uses less digits than its factorization.
30134020043 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19531044.
The product of its (nonzero) digits is 864, while the sum is 20.
Adding to 30134020043 its reverse (34002043103), we get a palindrome (64136063146).
The spelling of 30134020043 in words is "thirty billion, one hundred thirty-four million, twenty thousand, forty-three".
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