Base | Representation |
---|---|
bin | 11100001001010100… |
… | …101110101010000011 |
3 | 2220000011112000201211 |
4 | 130021110232222003 |
5 | 443343111400003 |
6 | 21514453110551 |
7 | 2116623650551 |
oct | 341124565203 |
9 | 86004460654 |
10 | 30221200003 |
11 | 118a9096955 |
12 | 5a35028457 |
13 | 2b08162a87 |
14 | 1669988bd1 |
15 | bbd26e96d |
hex | 70952ea83 |
30221200003 has 4 divisors (see below), whose sum is σ = 30222042400. Its totient is φ = 30220357608.
The previous prime is 30221199977. The next prime is 30221200021. The reversal of 30221200003 is 30000212203.
It is a happy number.
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 30221200003 - 217 = 30221068931 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30221200043) 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, 364875 + ... + 439972.
It is an arithmetic number, because the mean of its divisors is an integer number (7555510600).
Almost surely, 230221200003 is an apocalyptic number.
30221200003 is a deficient number, since it is larger than the sum of its proper divisors (842397).
30221200003 is an equidigital number, since it uses as much as digits as its factorization.
30221200003 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 842396.
The product of its (nonzero) digits is 72, while the sum is 13.
Adding to 30221200003 its reverse (30000212203), we get a palindrome (60221412206).
The spelling of 30221200003 in words is "thirty billion, two hundred twenty-one million, two hundred thousand, three".
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