Base | Representation |
---|---|
bin | 1111011100011100000010 |
3 | 21121200200201 |
4 | 33130130002 |
5 | 2014024032 |
6 | 222435414 |
7 | 46261423 |
oct | 17343402 |
9 | 7550621 |
10 | 4048642 |
11 | 2315894 |
12 | 1432b6a |
13 | ab9a60 |
14 | 77564a |
15 | 54e8e7 |
hex | 3dc702 |
4048642 has 8 divisors (see below), whose sum is σ = 6540156. Its totient is φ = 1868592.
The previous prime is 4048637. The next prime is 4048643. The reversal of 4048642 is 2468404.
4048642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 3272481 + 776161 = 1809^2 + 881^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 4048642.
It is not an unprimeable number, because it can be changed into a prime (4048643) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77833 + ... + 77884.
Almost surely, 24048642 is an apocalyptic number.
4048642 is a deficient number, since it is larger than the sum of its proper divisors (2491514).
4048642 is a wasteful number, since it uses less digits than its factorization.
4048642 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 155732.
The product of its (nonzero) digits is 6144, while the sum is 28.
The square root of 4048642 is about 2012.1237536494. The cubic root of 4048642 is about 159.3809674557.
The spelling of 4048642 in words is "four million, forty-eight thousand, six hundred forty-two".
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