Base | Representation |
---|---|
bin | 111001110111… |
… | …1111111000111 |
3 | 2010002120220221 |
4 | 1303233333013 |
5 | 30231434421 |
6 | 3002205211 |
7 | 515624611 |
oct | 163577707 |
9 | 63076827 |
10 | 30343111 |
11 | 16145257 |
12 | a1b3807 |
13 | 6395206 |
14 | 405bdb1 |
15 | 29e5841 |
hex | 1ceffc7 |
30343111 has 4 divisors (see below), whose sum is σ = 30356224. Its totient is φ = 30330000.
The previous prime is 30343109. The next prime is 30343121. The reversal of 30343111 is 11134303.
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 30343111 - 21 = 30343109 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 (30343121) 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, 2055 + ... + 8056.
It is an arithmetic number, because the mean of its divisors is an integer number (7589056).
Almost surely, 230343111 is an apocalyptic number.
30343111 is a deficient number, since it is larger than the sum of its proper divisors (13113).
30343111 is a wasteful number, since it uses less digits than its factorization.
30343111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13112.
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 30343111 is about 5508.4581327264. The cubic root of 30343111 is about 311.9033470886.
Adding to 30343111 its reverse (11134303), we get a palindrome (41477414).
The spelling of 30343111 in words is "thirty million, three hundred forty-three thousand, one hundred eleven".
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