Base | Representation |
---|---|
bin | 11011111100001001… |
… | …000101010100100111 |
3 | 2212102202101002202221 |
4 | 123330021011110213 |
5 | 442420002341203 |
6 | 21440513013211 |
7 | 2111300106046 |
oct | 337411052447 |
9 | 85382332687 |
10 | 30000043303 |
11 | 117a527361a |
12 | 5992b54207 |
13 | 2aa13aba19 |
14 | 164845a55d |
15 | ba8b36abd |
hex | 6fc245527 |
30000043303 has 4 divisors (see below), whose sum is σ = 30016429648. Its totient is φ = 29983656960.
The previous prime is 30000043289. The next prime is 30000043319. The reversal of 30000043303 is 30334000003.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30334000003 = 42359 ⋅716117.
It is a cyclic number.
It is not a de Polignac number, because 30000043303 - 29 = 30000042791 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 (30000043363) 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, 8190426 + ... + 8194087.
It is an arithmetic number, because the mean of its divisors is an integer number (7504107412).
Almost surely, 230000043303 is an apocalyptic number.
30000043303 is a deficient number, since it is larger than the sum of its proper divisors (16386345).
30000043303 is a wasteful number, since it uses less digits than its factorization.
30000043303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16386344.
The product of its (nonzero) digits is 324, while the sum is 16.
Adding to 30000043303 its reverse (30334000003), we get a palindrome (60334043306).
The spelling of 30000043303 in words is "thirty billion, forty-three thousand, three hundred three".
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