Base | Representation |
---|---|
bin | 10111110101111… |
… | …01001001111100 |
3 | 111221100021012201 |
4 | 23322331021330 |
5 | 402200113340 |
6 | 31502441244 |
7 | 4646002453 |
oct | 1372751174 |
9 | 457307181 |
10 | 200004220 |
11 | a2996149 |
12 | 56b93224 |
13 | 325891c0 |
14 | 1c7c3b9a |
15 | 1285a79a |
hex | bebd27c |
200004220 has 24 divisors (see below), whose sum is σ = 452317824. Its totient is φ = 73847616.
The previous prime is 200004193. The next prime is 200004227. The reversal of 200004220 is 22400002.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a junction number, because it is equal to n+sod(n) for n = 200004197 and 200004206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (200004227) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 384364 + ... + 384883.
It is an arithmetic number, because the mean of its divisors is an integer number (18846576).
Almost surely, 2200004220 is an apocalyptic number.
200004220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
200004220 is an abundant number, since it is smaller than the sum of its proper divisors (252313604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
200004220 is a wasteful number, since it uses less digits than its factorization.
200004220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 769269 (or 769267 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 10.
The square root of 200004220 is about 14142.2848224748. The cubic root of 200004220 is about 584.8076607319.
Adding to 200004220 its reverse (22400002), we get a palindrome (222404222).
The spelling of 200004220 in words is "two hundred million, four thousand, two hundred twenty".
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