Base | Representation |
---|---|
bin | 10000000011100000000001 |
3 | 21220211011121 |
4 | 100003200001 |
5 | 2034134031 |
6 | 230112241 |
7 | 50526043 |
oct | 20034001 |
9 | 7824147 |
10 | 4208641 |
11 | 2415018 |
12 | 14ab681 |
13 | b44828 |
14 | 7b7a93 |
15 | 582011 |
hex | 403801 |
4208641 has 2 divisors, whose sum is σ = 4208642. Its totient is φ = 4208640.
The previous prime is 4208629. The next prime is 4208657. The reversal of 4208641 is 1468024.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 3690241 + 518400 = 1921^2 + 720^2 .
It is a cyclic number.
It is not a de Polignac number, because 4208641 - 211 = 4206593 is a prime.
It is not a weakly prime, because it can be changed into another prime (4208621) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2104320 + 2104321.
It is an arithmetic number, because the mean of its divisors is an integer number (2104321).
Almost surely, 24208641 is an apocalyptic number.
It is an amenable number.
4208641 is a deficient number, since it is larger than the sum of its proper divisors (1).
4208641 is an equidigital number, since it uses as much as digits as its factorization.
4208641 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1536, while the sum is 25.
The square root of 4208641 is about 2051.4972581020. The cubic root of 4208641 is about 161.4534367196.
The spelling of 4208641 in words is "four million, two hundred eight thousand, six hundred forty-one".
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