Base | Representation |
---|---|
bin | 11100001110110010… |
… | …111101100000001011 |
3 | 2220020120021112000221 |
4 | 130032302331200023 |
5 | 444040112324321 |
6 | 21531533010511 |
7 | 2122120225660 |
oct | 341662754013 |
9 | 86216245027 |
10 | 30313011211 |
11 | 119459a4a8a |
12 | 5a5b923a37 |
13 | 2b2119a232 |
14 | 1677c47a67 |
15 | bc6357e41 |
hex | 70ecbd80b |
30313011211 has 4 divisors (see below), whose sum is σ = 34643441392. Its totient is φ = 25982581032.
The previous prime is 30313011199. The next prime is 30313011229. The reversal of 30313011211 is 11211031303.
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 30313011211 - 211 = 30313009163 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30313015211) 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, 2165215080 + ... + 2165215093.
It is an arithmetic number, because the mean of its divisors is an integer number (8660860348).
Almost surely, 230313011211 is an apocalyptic number.
30313011211 is a deficient number, since it is larger than the sum of its proper divisors (4330430181).
30313011211 is an equidigital number, since it uses as much as digits as its factorization.
30313011211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4330430180.
The product of its (nonzero) digits is 54, while the sum is 16.
Adding to 30313011211 its reverse (11211031303), we get a palindrome (41524042514).
The spelling of 30313011211 in words is "thirty billion, three hundred thirteen million, eleven thousand, two hundred eleven".
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