Base | Representation |
---|---|
bin | 10111110110001… |
… | …10011111001100 |
3 | 111221102012122102 |
4 | 23323012133030 |
5 | 402202324234 |
6 | 31503334232 |
7 | 4646222060 |
oct | 1373063714 |
9 | 457365572 |
10 | 200042444 |
11 | a2a11938 |
12 | 56bb1378 |
13 | 325a0714 |
14 | 1c7d3aa0 |
15 | 12866c7e |
hex | bec67cc |
200042444 has 48 divisors (see below), whose sum is σ = 411995136. Its totient is φ = 83203200.
The previous prime is 200042443. The next prime is 200042489. The reversal of 200042444 is 444240002.
It is not an unprimeable number, because it can be changed into a prime (200042443) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 310787 + ... + 311429.
It is an arithmetic number, because the mean of its divisors is an integer number (8583232).
Almost surely, 2200042444 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 200042444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (205997568).
200042444 is an abundant number, since it is smaller than the sum of its proper divisors (211952692).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
200042444 is a wasteful number, since it uses less digits than its factorization.
200042444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 966 (or 964 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 20.
The square root of 200042444 is about 14143.6361661349. The cubic root of 200042444 is about 584.8449137194.
Adding to 200042444 its reverse (444240002), we get a palindrome (644282446).
It can be divided in two parts, 2000 and 42444, that added together give a palindrome (44444).
The spelling of 200042444 in words is "two hundred million, forty-two thousand, four hundred forty-four".
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