8421925 is an odd 7-digits composite number following 8421924
and preceding 8421926 . In scientific notation, it is written as 8.421925 × 10^6.
The sum of its digits is 31. It has a total of 4 prime factors and 12 positive divisors.
There are 6519600 positive integers (up to 8421925) that are relatively prime to 8421925.
8421925 has 12 divisors, whose sum is 10781056
The reverse of 8421925 is 5291248
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 31
Digital Root 4
Name
eight million four hundred twenty-one thousand nine hundred twenty-five
Scientific notation
8.421925 × 10^6
Engineering notation
8.421925 × 10^6
Prime Factorization
5 × 31 × 5 × 10867
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1684385
Product of the distinct prime numbers
The prime factorization of 8421925 is 5 × 31 × 5 × 10867.
Since it has a total of 4 prime factors.
7 , 1 , 31 , 7 , 369 , 448 , 315 , 101 , 25402 , 8860 , 78692 , 272218 , 6453472 , 147086 , 54330404 , 16043587 , 589528061 , 127329397 , 1090525728 , 426842134
n×2
16843850
n×3
25265775
n×4
33687700
n×5
42109625
n÷2
4210962.5
n÷3
2807308.3333333
n÷3
2105481.25
n÷5
1684385
n2
70928820705625
n3
5.9735720832122E+20
n4
5.0308976066907E+27
n5
4.2369842326229E+34
2 √n
2902.055306158
3 √n
203.45597874232
4 √n
53.870727729984
5 √n
24.270698421644
1 , 5 , 25 , 31 , 155 , 775 , 10867 , 54335 , 271675 , 336877 , 1684385 , 8421925
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-8421924
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 8421925 can be divided by 12 positive divisors.
The sum of these divisors (counting 8421925) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100000001000001000100101
3
Ternary
120211212201011
4
Quaternary
200020020211
5
Quinary
4124000200
6
Senary
500302221
8
Octal
40101045
10
Decimal
8421925
12
Duodecimal
29a1971
16
Hexadecimal
808225
20
Vigesimal
2cceg5
36
Base36
50ied
md5
de35b5960e872f20e87a4ba84cdb9b64
sha1
75e0f65ae9fbb3d5fa0b63c499b072c4f32c5d6f
sha256
79172059810d724a93b66dd1ca05053b5ec5f15b7473efcc83e9addafd1b4ffb
sha512
8a2d69042dcb1d9f76a0417eb7569fd174fb26bf113fff7ab3f35eff8da6f4ea98be21df06ae6bd30a0275590ec728707e262222b0b6a4a346f2d82f843ec15b
ripemd-160
715e42a2f0e291eefb9f82fcabddca378dfed4b2
Diameter
16843850
Circumference
52916515.418168
Area
2.2282946205658E+14
Volume
2.5022040229745E+21
Surface area
8.9131784822632E+14
Circumference
52916515.418168
Perimeter
33687700
Area
70928820705625
Diagonal
11910400.556289
Surface area
425572924233750
Volume
5.9735720832122E+20
Space diagonal
14587201.997535
Perimeter
25265775
Area
30713080295771
Altitude
7293600.9987673
Surface area
30713080295771
Volume
7.0399222132433E+19
Height
3970133.518763