Base | Representation |
---|---|
bin | 1000010001010010… |
… | …1000111011010110 |
3 | 12201201022211122110 |
4 | 2010110220323112 |
5 | 14021310044110 |
6 | 1004142211450 |
7 | 106004500020 |
oct | 20424507326 |
9 | 5651284573 |
10 | 2220003030 |
11 | a3a152153 |
12 | 51b583b86 |
13 | 294c1627b |
14 | 170ba7010 |
15 | ced6da20 |
hex | 84528ed6 |
2220003030 has 128 divisors (see below), whose sum is σ = 6227020800. Its totient is φ = 496041984.
The previous prime is 2220002999. The next prime is 2220003043. The reversal of 2220003030 is 303000222.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 2220002997 and 2220003015.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2886486 + ... + 2887254.
It is an arithmetic number, because the mean of its divisors is an integer number (48648600).
Almost surely, 22220003030 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2220003030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3113510400).
2220003030 is an abundant number, since it is smaller than the sum of its proper divisors (4007017770).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2220003030 is a wasteful number, since it uses less digits than its factorization.
2220003030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1078.
The product of its (nonzero) digits is 72, while the sum is 12.
The square root of 2220003030 is about 47116.9081116323. The cubic root of 2220003030 is about 1304.5213435184.
Adding to 2220003030 its reverse (303000222), we get a palindrome (2523003252).
The spelling of 2220003030 in words is "two billion, two hundred twenty million, three thousand, thirty".
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