Base | Representation |
---|---|
bin | 1000001011100010010100 |
3 | 11000221120101 |
4 | 20023202110 |
5 | 1022110104 |
6 | 113543444 |
7 | 24140623 |
oct | 10134224 |
9 | 4027511 |
10 | 2144404 |
11 | 1235139 |
12 | 874b84 |
13 | 5a10a2 |
14 | 3db6ba |
15 | 2c55a4 |
hex | 20b894 |
2144404 has 6 divisors (see below), whose sum is σ = 3752714. Its totient is φ = 1072200.
The previous prime is 2144399. The next prime is 2144407. The reversal of 2144404 is 4044412.
It can be written as a sum of positive squares in only one way, i.e., 2108304 + 36100 = 1452^2 + 190^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2144407) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268047 + ... + 268054.
22144404 is an apocalyptic number.
It is an amenable number.
2144404 is a deficient number, since it is larger than the sum of its proper divisors (1608310).
2144404 is a wasteful number, since it uses less digits than its factorization.
2144404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 536105 (or 536103 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 19.
The square root of 2144404 is about 1464.3783664067. The cubic root of 2144404 is about 128.9542132640.
Adding to 2144404 its reverse (4044412), we get a palindrome (6188816).
The spelling of 2144404 in words is "two million, one hundred forty-four thousand, four hundred four".
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