Base | Representation |
---|---|
bin | 10111111010100… |
… | …01010110010100 |
3 | 111222111002212012 |
4 | 23331101112110 |
5 | 402324024340 |
6 | 31523443352 |
7 | 4654111235 |
oct | 1375212624 |
9 | 458432765 |
10 | 200611220 |
11 | a32701a7 |
12 | 57226558 |
13 | 3273c584 |
14 | 1c90108c |
15 | 1292a565 |
hex | bf51594 |
200611220 has 24 divisors (see below), whose sum is σ = 446065704. Its totient is φ = 75524096.
The previous prime is 200611219. The next prime is 200611247. The reversal of 200611220 is 22116002.
It can be written as a sum of positive squares in 4 ways, for example, as 51868804 + 148742416 = 7202^2 + 12196^2 .
It is a junction number, because it is equal to n+sod(n) for n = 200611195 and 200611204.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 294677 + ... + 295356.
It is an arithmetic number, because the mean of its divisors is an integer number (18586071).
Almost surely, 2200611220 is an apocalyptic number.
200611220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
200611220 is an abundant number, since it is smaller than the sum of its proper divisors (245454484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
200611220 is a wasteful number, since it uses less digits than its factorization.
200611220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 590059 (or 590057 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 14.
The square root of 200611220 is about 14163.7290287551. The cubic root of 200611220 is about 585.3986811651.
Adding to 200611220 its reverse (22116002), we get a palindrome (222727222).
The spelling of 200611220 in words is "two hundred million, six hundred eleven thousand, two hundred twenty".
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