Base | Representation |
---|---|
bin | 11100001001010100… |
… | …000000110011101011 |
3 | 2220000011011111010021 |
4 | 130021110000303223 |
5 | 443343034342303 |
6 | 21514445101311 |
7 | 2116622236204 |
oct | 341124006353 |
9 | 86004144107 |
10 | 30221012203 |
11 | 118a8a78848 |
12 | 5a34b57837 |
13 | 2b080c8455 |
14 | 166993a5ab |
15 | bbd233ebd |
hex | 709500ceb |
30221012203 has 4 divisors (see below), whose sum is σ = 30221383608. Its totient is φ = 30220640800.
The previous prime is 30221012177. The next prime is 30221012233.
30221012203 is nontrivially palindromic in base 10.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 30221012203 - 225 = 30187457771 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30221012233) 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, 5101 + ... + 245902.
It is an arithmetic number, because the mean of its divisors is an integer number (7555345902).
Almost surely, 230221012203 is an apocalyptic number.
30221012203 is a deficient number, since it is larger than the sum of its proper divisors (371405).
30221012203 is a wasteful number, since it uses less digits than its factorization.
30221012203 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 371404.
The product of its (nonzero) digits is 144, while the sum is 16.
It can be divided in two parts, 302210 and 12203, that added together give a palindrome (314413).
The spelling of 30221012203 in words is "thirty billion, two hundred twenty-one million, twelve thousand, two hundred three".
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