3895 is an odd 4-digits composite number following 3894
and preceding 3896 . In scientific notation, it is written as 3.895 × 10^3.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 2880 positive integers (up to 3895) that are relatively prime to 3895.
3895 has 8 divisors, whose sum is 5040
The reverse of 3895 is 5983
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 4
Sum of Digits 25
Digital Root 7
Name
three thousand eight hundred ninety-five
Scientific notation
3.895 × 10^3
Engineering notation
3.895 × 10^3
Prime Factorization
5 × 41 × 19
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
3895
Product of the distinct prime numbers
The prime factorization of 3895 is 5 × 41 × 19.
Since it has a total of 3 prime factors.
4 , 1 , 38 , 39 , 586 , 245 , 8198 , 4159 , 37990 , 10767 , 775371 , 544398 , 7827095 , 5300737 , 95351582 , 82030808 , 626557226 , 397090743 , 6490975920 , 3291857161
n×2
7790
n×3
11685
n×4
15580
n×5
19475
n÷2
1947.5
n÷3
1298.3333333333
n÷3
973.75
n÷5
779
n2
15171025
n3
59091142375
n4
230159999550625
n5
896473198249684375
2 √n
62.40993510652
3 √n
15.733879533529
4 √n
7.8999958928166
5 √n
5.225182845857
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-3894
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 3895 can be divided by 8 positive divisors.
The sum of these divisors (counting 3895) is 1, the average is 0.125.
Base
System
Value
2
Binary
111100110111
3
Ternary
12100021
4
Quaternary
330313
5
Quinary
111040
6
Senary
30011
8
Octal
7467
10
Decimal
3895
12
Duodecimal
2307
16
Hexadecimal
f37
20
Vigesimal
9ef
36
Base36
307
md5
ee188463935a061dee6df8bf449cb882
sha1
459b865f5d4a076b4ac7e2d44e59bdf71e4bce30
sha256
5fa0d20413793e73d01d056a299cdb9576e982df7a4f4267bb3ecdc2f8f1bedd
sha512
e33868a866ba34ecb237fadffcc53aadc74ded816360942b10dae4250cf63fd2e39a8c2b38cab4638f10590d942f6cf421870cf94937b4553bd235e5a5a3be28
ripemd-160
cea9ab0cd0691e41fe5a26903fe8fc91b29b3c21
Diameter
7790
Circumference
24473.006771464
Area
47661180.687427
Volume
247520398370.04
Surface area
190644722.74971
Circumference
24473.006771464
Perimeter
15580
Area
15171025
Diagonal
5508.3618254432
Surface area
91026150
Volume
59091142375
Space diagonal
6746.3378954808
Perimeter
11685
Area
6569246.5257244
Altitude
3373.1689477404
Surface area
6569246.5257244
Volume
6963957913.5704
Height
1836.1206084811