8021201805 is an odd 10-digits composite number following 8021201804
and preceding 8021201806 . In scientific notation, it is written as 8.021201805 × 10^9.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 4277260800 positive integers (up to 8021201805) that are relatively prime to 8021201805.
8021201805 has 16 divisors, whose sum is 11409834240
The reverse of 8021201805 is 5081021208
Previous prime number is 8329
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 27
Digital Root 9
Name
eight billion twenty-one million two hundred one thousand eight hundred five
Scientific notation
8.021201805 × 10^9
Engineering notation
8.021201805 × 10^9
Prime Factorization
15 × 3 × 8329 × 21401
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
8021201805
Product of the distinct prime numbers
The prime factorization of 8021201805 is 15 × 3 × 8329 × 21401.
Since it has a total of 4 prime factors.
8 , 3 , 90 , 62 , 532 , 702 , 1681 , 8857 , 31519 , 78404 , 543893 , 125845 , 249233 , 8394598 , 92679369 , 34856971 , 555532663 , 934739264 , 8900726869 , 5299357972
n×2
16042403610
n×3
24063605415
n×4
32084807220
n×5
40106009025
n÷2
4010600902.5
n÷3
2673733935
n÷3
2005300451.25
n÷5
1604240361
n2
6.4339678396535E+19
n3
5.1608154448741E+29
n4
4.1395942161696E+39
n5
3.3204520598707E+49
2 √n
89561.162369634
3 √n
2001.765258556
4 √n
299.26771020214
5 √n
95.685887325291
1 , 3 , 15 , 45 , 8329 , 21401 , 24987 , 64203 , 124935 , 321015 , 374805 , 963045 , 178248929 , 534746787 , 2673733935 , 8021201805
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-8021201804
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 8021201805 can be divided by 16 positive divisors.
The sum of these divisors (counting 8021201805) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111011110000110011101001110001101
3
Ternary
202201000022021022100
4
Quaternary
13132012131032031
5
Quinary
112411411424210
6
Senary
3403534105313
8
Octal
73606351615
10
Decimal
8021201805
12
Duodecimal
167a34b239
16
Hexadecimal
1de19d38d
20
Vigesimal
656ca4a5
36
Base36
3onm6x9
md5
71cab33579de5bcac6706b320c978a82
sha1
0cc240c2b6c6b53248508dcb5229614756d152e9
sha256
fcb51db1f9ed873d5a8a8599546067573ee5f47b52e831840e8bcd5b709debcd
sha512
96ab10c06acdf15a1c7ae6baab3ad323eb48d6331efd64bbed71a0ad8ef08cca73998cbbf1bd3d02827f17be62bc5d0b3843a08c05cfd2f3ef7ff97fe2df9095
ripemd-160
e7d2b3d98d070422aefd72ea23f7ba79cffbe904
Diameter
16042403610
Circumference
50398697327.098
Area
2.0212906098489E+20
Volume
2.1617573184199E+30
Surface area
8.0851624393954E+20
Circumference
50398697327.098
Perimeter
32084807220
Area
6.4339678396535E+19
Diagonal
11343692379.163
Surface area
3.8603807037921E+20
Volume
5.1608154448741E+29
Space diagonal
13893129064.023
Perimeter
24063605415
Area
2.785989798136E+19
Altitude
6946564532.0116
Surface area
2.785989798136E+19
Volume
6.0820793292046E+28
Height
3781230793.0542