Base | Representation |
---|---|
bin | 11011111111101101… |
… | …111010100001101100 |
3 | 2212120221020202010200 |
4 | 123333231322201230 |
5 | 443030331430220 |
6 | 21450454433500 |
7 | 2112626016414 |
oct | 337755724154 |
9 | 85527222120 |
10 | 30060030060 |
11 | 11826115555 |
12 | 59ab062890 |
13 | 2ab0952948 |
14 | 16523d3644 |
15 | bae035890 |
hex | 6ffb7a86c |
30060030060 has 144 divisors (see below), whose sum is σ = 92645646912. Its totient is φ = 7888320000.
The previous prime is 30060030053. The next prime is 30060030101. The reversal of 30060030060 is 6003006003.
30060030060 is a `hidden beast` number, since 3 + 0 + 0 + 600 + 3 + 0 + 0 + 60 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3031110 + ... + 3041010.
It is an arithmetic number, because the mean of its divisors is an integer number (643372548).
Almost surely, 230060030060 is an apocalyptic number.
30060030060 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30060030060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46322823456).
30060030060 is an abundant number, since it is smaller than the sum of its proper divisors (62585616852).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30060030060 is a wasteful number, since it uses less digits than its factorization.
30060030060 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10184 (or 10179 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 18.
Adding to 30060030060 its reverse (6003006003), we get a palindrome (36063036063).
The spelling of 30060030060 in words is "thirty billion, sixty million, thirty thousand, sixty", and thus it is an eban number.
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