Base | Representation |
---|---|
bin | 1110100111000000101101 |
3 | 21012120111122 |
4 | 32213000231 |
5 | 1440023210 |
6 | 214030325 |
7 | 44360420 |
oct | 16470055 |
9 | 7176448 |
10 | 3829805 |
11 | 2186431 |
12 | 13483a5 |
13 | a41275 |
14 | 7199b7 |
15 | 509b55 |
hex | 3a702d |
3829805 has 8 divisors (see below), whose sum is σ = 5252352. Its totient is φ = 2626128.
The previous prime is 3829801. The next prime is 3829807. The reversal of 3829805 is 5089283.
3829805 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3829805 - 22 = 3829801 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (35), and also a Moran number because the ratio is a prime number: 109423 = 3829805 / (3 + 8 + 2 + 9 + 8 + 0 + 5).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3829801) 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 7 ways as a sum of consecutive naturals, for example, 54677 + ... + 54746.
It is an arithmetic number, because the mean of its divisors is an integer number (656544).
Almost surely, 23829805 is an apocalyptic number.
3829805 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
3829805 is a deficient number, since it is larger than the sum of its proper divisors (1422547).
3829805 is a wasteful number, since it uses less digits than its factorization.
3829805 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 109435.
The product of its (nonzero) digits is 17280, while the sum is 35.
The square root of 3829805 is about 1956.9887582712. The cubic root of 3829805 is about 156.4559992256.
The spelling of 3829805 in words is "three million, eight hundred twenty-nine thousand, eight hundred five".
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