Base | Representation |
---|---|
bin | 11100000010111000… |
… | …011100011101001011 |
3 | 2212201122011002202101 |
4 | 130002320130131023 |
5 | 443132424401443 |
6 | 21500032414231 |
7 | 2114142212650 |
oct | 340270343513 |
9 | 85648132671 |
10 | 30113122123 |
11 | 11853088397 |
12 | 5a049a7377 |
13 | 2abb951576 |
14 | 1659493c27 |
15 | bb3a2184d |
hex | 702e1c74b |
30113122123 has 8 divisors (see below), whose sum is σ = 34416488960. Its totient is φ = 25810128360.
The previous prime is 30113122087. The next prime is 30113122129. The reversal of 30113122123 is 32122131103.
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 30113122123 - 233 = 21523187531 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 30113122123.
It is not an unprimeable number, because it can be changed into a prime (30113122129) 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 7 ways as a sum of consecutive naturals, for example, 108928 + ... + 268498.
It is an arithmetic number, because the mean of its divisors is an integer number (4302061120).
Almost surely, 230113122123 is an apocalyptic number.
30113122123 is a deficient number, since it is larger than the sum of its proper divisors (4303366837).
30113122123 is a wasteful number, since it uses less digits than its factorization.
30113122123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 186537.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 30113122123 its reverse (32122131103), we get a palindrome (62235253226).
The spelling of 30113122123 in words is "thirty billion, one hundred thirteen million, one hundred twenty-two thousand, one hundred twenty-three".
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