Base | Representation |
---|---|
bin | 11100000100100010… |
… | …111100111010000111 |
3 | 2212210120200121001102 |
4 | 130010202330322013 |
5 | 443212101323221 |
6 | 21502511050315 |
7 | 2114631426632 |
oct | 340442747207 |
9 | 85716617042 |
10 | 30141042311 |
11 | 11867918226 |
12 | 5a1221099b |
13 | 2ac46789a3 |
14 | 165d080c19 |
15 | bb61d930b |
hex | 7048bce87 |
30141042311 has 4 divisors (see below), whose sum is σ = 30143160432. Its totient is φ = 30138924192.
The previous prime is 30141042289. The next prime is 30141042329. The reversal of 30141042311 is 11324014103.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11324014103 = 18149 ⋅623947.
It is a cyclic number.
It is not a de Polignac number, because 30141042311 - 26 = 30141042247 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 (30141042391) 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, 1037570 + ... + 1066223.
It is an arithmetic number, because the mean of its divisors is an integer number (7535790108).
Almost surely, 230141042311 is an apocalyptic number.
30141042311 is a deficient number, since it is larger than the sum of its proper divisors (2118121).
30141042311 is a wasteful number, since it uses less digits than its factorization.
30141042311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2118120.
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 30141042311 its reverse (11324014103), we get a palindrome (41465056414).
The spelling of 30141042311 in words is "thirty billion, one hundred forty-one million, forty-two thousand, three hundred eleven".
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