Base | Representation |
---|---|
bin | 11011111101010110… |
… | …011110100111101100 |
3 | 2212111011112212122121 |
4 | 123331112132213230 |
5 | 442440201111022 |
6 | 21442515522324 |
7 | 2111634416566 |
oct | 337526364754 |
9 | 85434485577 |
10 | 30020332012 |
11 | 11805770850 |
12 | 59998b93a4 |
13 | 2aa5663688 |
14 | 164b01c336 |
15 | baa7e32c7 |
hex | 6fd59e9ec |
30020332012 has 24 divisors (see below), whose sum is σ = 57317475600. Its totient is φ = 13644192960.
The previous prime is 30020331997. The next prime is 30020332049. The reversal of 30020332012 is 21023302003.
It is a super-2 number, since 2×300203320122 (a number of 22 digits) contains 22 as substring.
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 7 ways as a sum of consecutive naturals, for example, 478618 + ... + 537694.
It is an arithmetic number, because the mean of its divisors is an integer number (2388228150).
Almost surely, 230020332012 is an apocalyptic number.
It is an amenable number.
30020332012 is a deficient number, since it is larger than the sum of its proper divisors (27297143588).
30020332012 is a wasteful number, since it uses less digits than its factorization.
30020332012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 70641 (or 70639 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 16.
Adding to 30020332012 its reverse (21023302003), we get a palindrome (51043634015).
The spelling of 30020332012 in words is "thirty billion, twenty million, three hundred thirty-two thousand, twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •