Base | Representation |
---|---|
bin | 1000010111000100… |
… | …0001101000000010 |
3 | 12210101220021001200 |
4 | 2011301001220002 |
5 | 14044010041232 |
6 | 1010405242030 |
7 | 106420365441 |
oct | 20561015002 |
9 | 5711807050 |
10 | 2244221442 |
11 | a51893871 |
12 | 527703316 |
13 | 299c457a8 |
14 | 1740acd58 |
15 | d205477c |
hex | 85c41a02 |
2244221442 has 96 divisors (see below), whose sum is σ = 5460436800. Its totient is φ = 661976064.
The previous prime is 2244221431. The next prime is 2244221443. The reversal of 2244221442 is 2441224422.
2244221442 is a `hidden beast` number, since 2 + 2 + 442 + 214 + 4 + 2 = 666.
It is not an unprimeable number, because it can be changed into a prime (2244221443) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 806758 + ... + 809534.
It is an arithmetic number, because the mean of its divisors is an integer number (56879550).
Almost surely, 22244221442 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2244221442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2730218400).
2244221442 is an abundant number, since it is smaller than the sum of its proper divisors (3216215358).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2244221442 is a wasteful number, since it uses less digits than its factorization.
2244221442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2960 (or 2957 counting only the distinct ones).
The product of its digits is 8192, while the sum is 27.
The square root of 2244221442 is about 47373.2143937901. The cubic root of 2244221442 is about 1309.2479497499.
Adding to 2244221442 its reverse (2441224422), we get a palindrome (4685445864).
The spelling of 2244221442 in words is "two billion, two hundred forty-four million, two hundred twenty-one thousand, four hundred forty-two".
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