Base | Representation |
---|---|
bin | 11100001001010000… |
… | …111011000100001100 |
3 | 2220000002122100002002 |
4 | 130021100323010030 |
5 | 443342332433002 |
6 | 21514415451432 |
7 | 2116612323632 |
oct | 341120730414 |
9 | 86002570062 |
10 | 30220202252 |
11 | 118a8575269 |
12 | 5a34826b78 |
13 | 2b07ba38a6 |
14 | 16697a9352 |
15 | bbd124002 |
hex | 70943b10c |
30220202252 has 12 divisors (see below), whose sum is σ = 55996257240. Its totient is φ = 14221271616.
The previous prime is 30220202227. The next prime is 30220202263. The reversal of 30220202252 is 25220202203.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222207302 + ... + 222207437.
It is an arithmetic number, because the mean of its divisors is an integer number (4666354770).
Almost surely, 230220202252 is an apocalyptic number.
It is an amenable number.
30220202252 is a deficient number, since it is larger than the sum of its proper divisors (25776054988).
30220202252 is a wasteful number, since it uses less digits than its factorization.
30220202252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 444414760 (or 444414758 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 20.
Adding to 30220202252 its reverse (25220202203), we get a palindrome (55440404455).
The spelling of 30220202252 in words is "thirty billion, two hundred twenty million, two hundred two thousand, two hundred fifty-two".
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