Base | Representation |
---|---|
bin | 11100001001011011… |
… | …101110001110000100 |
3 | 2220000021222011102202 |
4 | 130021123232032010 |
5 | 443344044030340 |
6 | 21515000254032 |
7 | 2116645354322 |
oct | 341133561604 |
9 | 86007864382 |
10 | 30223033220 |
11 | 118aa129206 |
12 | 5a35771318 |
13 | 2b08655313 |
14 | 1669d04d12 |
15 | bbd4d2c15 |
hex | 7096ee384 |
30223033220 has 24 divisors (see below), whose sum is σ = 64818762624. Its totient is φ = 11831995616.
The previous prime is 30223033213. The next prime is 30223033303. The reversal of 30223033220 is 2233032203.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 30223033192 and 30223033201.
It is an unprimeable number.
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, 16075142 + ... + 16077021.
It is an arithmetic number, because the mean of its divisors is an integer number (2700781776).
Almost surely, 230223033220 is an apocalyptic number.
It is an amenable number.
30223033220 is an abundant number, since it is smaller than the sum of its proper divisors (34595729404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30223033220 is a wasteful number, since it uses less digits than its factorization.
30223033220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32152219 (or 32152217 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 20.
Adding to 30223033220 its reverse (2233032203), we get a palindrome (32456065423).
The spelling of 30223033220 in words is "thirty billion, two hundred twenty-three million, thirty-three thousand, two hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •