Base | Representation |
---|---|
bin | 11100000011111101… |
… | …111010010000010001 |
3 | 2212202220102021011110 |
4 | 130003331322100101 |
5 | 443202110111423 |
6 | 21501523003533 |
7 | 2114453045211 |
oct | 340375722021 |
9 | 85686367143 |
10 | 30131332113 |
11 | 11862395873 |
12 | 5a0ab095a9 |
13 | 2ac2658ccc |
14 | 165ba74241 |
15 | bb541c193 |
hex | 703f7a411 |
30131332113 has 4 divisors (see below), whose sum is σ = 40175109488. Its totient is φ = 20087554740.
The previous prime is 30131332111. The next prime is 30131332129. The reversal of 30131332113 is 31123313103.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 30131332113 - 21 = 30131332111 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30131332113.
It is not an unprimeable number, because it can be changed into a prime (30131332111) 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, 5021888683 + ... + 5021888688.
It is an arithmetic number, because the mean of its divisors is an integer number (10043777372).
Almost surely, 230131332113 is an apocalyptic number.
It is an amenable number.
30131332113 is a deficient number, since it is larger than the sum of its proper divisors (10043777375).
30131332113 is a wasteful number, since it uses less digits than its factorization.
30131332113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10043777374.
The product of its (nonzero) digits is 486, while the sum is 21.
Adding to 30131332113 its reverse (31123313103), we get a palindrome (61254645216).
The spelling of 30131332113 in words is "thirty billion, one hundred thirty-one million, three hundred thirty-two thousand, one hundred thirteen".
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