Base | Representation |
---|---|
bin | 1101000100111100001001 |
3 | 20110011110212 |
4 | 31010330021 |
5 | 1334144410 |
6 | 201250505 |
7 | 41065322 |
oct | 15047411 |
9 | 6404425 |
10 | 3428105 |
11 | 1a3164a |
12 | 1193a35 |
13 | 930485 |
14 | 653449 |
15 | 47ab05 |
hex | 344f09 |
3428105 has 4 divisors (see below), whose sum is σ = 4113732. Its totient is φ = 2742480.
The previous prime is 3428099. The next prime is 3428137. The reversal of 3428105 is 5018243.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5018243 = 251 ⋅19993.
It can be written as a sum of positive squares in 2 ways, for example, as 344569 + 3083536 = 587^2 + 1756^2 .
It is not a de Polignac number, because 3428105 - 28 = 3427849 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342806 + ... + 342815.
It is an arithmetic number, because the mean of its divisors is an integer number (1028433).
Almost surely, 23428105 is an apocalyptic number.
It is an amenable number.
3428105 is a deficient number, since it is larger than the sum of its proper divisors (685627).
3428105 is an equidigital number, since it uses as much as digits as its factorization.
3428105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 685626.
The product of its (nonzero) digits is 960, while the sum is 23.
The square root of 3428105 is about 1851.5142451518. The cubic root of 3428105 is about 150.7826500313.
The spelling of 3428105 in words is "three million, four hundred twenty-eight thousand, one hundred five".
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