Base | Representation |
---|---|
bin | 111011101001001… |
… | …1101111101101110 |
3 | 12011110212002200110 |
4 | 1313102131331232 |
5 | 13044320030110 |
6 | 530331240450 |
7 | 100411011300 |
oct | 16722357556 |
9 | 5143762613 |
10 | 2001330030 |
11 | 937775967 |
12 | 47a2a9126 |
13 | 25b82186b |
14 | 14db23970 |
15 | baa76a20 |
hex | 7749df6e |
2001330030 has 192 divisors, whose sum is σ = 5791564800. Its totient is φ = 441052416.
The previous prime is 2001330011. The next prime is 2001330031. The reversal of 2001330030 is 300331002.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 2001329988 and 2001330015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2001330031) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5734296 + ... + 5734644.
It is an arithmetic number, because the mean of its divisors is an integer number (30164400).
Almost surely, 22001330030 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2001330030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2895782400).
2001330030 is an abundant number, since it is smaller than the sum of its proper divisors (3790234770).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2001330030 is a wasteful number, since it uses less digits than its factorization.
2001330030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 503 (or 496 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 12.
The square root of 2001330030 is about 44736.2272660536. The cubic root of 2001330030 is about 1260.2002768063.
Adding to 2001330030 its reverse (300331002), we get a palindrome (2301661032).
The spelling of 2001330030 in words is "two billion, one million, three hundred thirty thousand, thirty".
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