Base | Representation |
---|---|
bin | 11100001110101011… |
… | …101011011011111011 |
3 | 2220020102200112100221 |
4 | 130032223223123323 |
5 | 444034120232303 |
6 | 21531424040511 |
7 | 2122065055234 |
oct | 341653533373 |
9 | 86212615327 |
10 | 30311102203 |
11 | 11944910798 |
12 | 5a5b163137 |
13 | 2b2097c345 |
14 | 16778ac08b |
15 | bc60cc4bd |
hex | 70eaeb6fb |
30311102203 has 8 divisors (see below), whose sum is σ = 30605214960. Its totient is φ = 30017190240.
The previous prime is 30311102201. The next prime is 30311102233. The reversal of 30311102203 is 30220111303.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30311102203 - 21 = 30311102201 is a prime.
It is a super-2 number, since 2×303111022032 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30311102201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262573 + ... + 359953.
It is an arithmetic number, because the mean of its divisors is an integer number (3825651870).
Almost surely, 230311102203 is an apocalyptic number.
30311102203 is a deficient number, since it is larger than the sum of its proper divisors (294112757).
30311102203 is a wasteful number, since it uses less digits than its factorization.
30311102203 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100397.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 30311102203 its reverse (30220111303), we get a palindrome (60531213506).
The spelling of 30311102203 in words is "thirty billion, three hundred eleven million, one hundred two thousand, two hundred three".
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