Base | Representation |
---|---|
bin | 11100001011111100… |
… | …101001110101110010 |
3 | 2220010020100111110100 |
4 | 130023330221311302 |
5 | 443440344023331 |
6 | 21523104413230 |
7 | 2121000062235 |
oct | 341374516562 |
9 | 86106314410 |
10 | 30265220466 |
11 | 11920a230a8 |
12 | 5a47917216 |
13 | 2b143065a0 |
14 | 167176741c |
15 | bc2067ae6 |
hex | 70bf29d72 |
30265220466 has 48 divisors (see below), whose sum is σ = 71134389144. Its totient is φ = 9244392192.
The previous prime is 30265220449. The next prime is 30265220507. The reversal of 30265220466 is 66402256203.
It can be written as a sum of positive squares in 4 ways, for example, as 11790702225 + 18474518241 = 108585^2 + 135921^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 30265220466.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 439981 + ... + 504096.
Almost surely, 230265220466 is an apocalyptic number.
30265220466 is an abundant number, since it is smaller than the sum of its proper divisors (40869168678).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30265220466 is a wasteful number, since it uses less digits than its factorization.
30265220466 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 944235 (or 944232 counting only the distinct ones).
The product of its (nonzero) digits is 103680, while the sum is 36.
Adding to 30265220466 its reverse (66402256203), we get a palindrome (96667476669).
The spelling of 30265220466 in words is "thirty billion, two hundred sixty-five million, two hundred twenty thousand, four hundred sixty-six".
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