Base | Representation |
---|---|
bin | 11100001001111111… |
… | …100010001101011011 |
3 | 2220000221122010100010 |
4 | 130021333202031123 |
5 | 443403444434321 |
6 | 21515533413003 |
7 | 2120121224466 |
oct | 341177421533 |
9 | 86027563303 |
10 | 30232421211 |
11 | 11904460583 |
12 | 5a3893a163 |
13 | 2b0a591445 |
14 | 166b26a2dd |
15 | bbe239676 |
hex | 709fe235b |
30232421211 has 8 divisors (see below), whose sum is σ = 40310789904. Its totient is φ = 20154500000.
The previous prime is 30232421201. The next prime is 30232421213. The reversal of 30232421211 is 11212423203.
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 30232421211 - 26 = 30232421147 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30232421213) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106885 + ... + 268121.
It is an arithmetic number, because the mean of its divisors is an integer number (5038848738).
Almost surely, 230232421211 is an apocalyptic number.
30232421211 is a deficient number, since it is larger than the sum of its proper divisors (10078368693).
30232421211 is a wasteful number, since it uses less digits than its factorization.
30232421211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 223741.
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 30232421211 its reverse (11212423203), we get a palindrome (41444844414).
The spelling of 30232421211 in words is "thirty billion, two hundred thirty-two million, four hundred twenty-one thousand, two hundred eleven".
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