820189 is an odd 6-digits composite number following 820188
and preceding 820190 . In scientific notation, it is written as 8.20189 × 10^5.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 812124 positive integers (up to 820189) that are relatively prime to 820189.
820189 has 4 divisors, whose sum is 828256
The reverse of 820189 is 981028
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 28
Digital Root 1
Name
eight hundred twenty thousand one hundred eighty-nine
Scientific notation
8.20189 × 10^5
Engineering notation
8.20189 × 10^3
Prime Factorization
103 × 7963
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
820189
Product of the distinct prime numbers
The prime factorization of 820189 is 103 × 7963.
Since it has a total of 2 prime factors.
3 , 7 , 2 , 40 , 840 , 42 , 847 , 2067 , 96404 , 69678 , 8226 , 887098 , 3671219 , 4877450 , 95420633 , 3495116 , 49094012 , 956214213 , 1295280592 , 2527010206
n×2
1640378
n×3
2460567
n×4
3280756
n×5
4100945
n÷2
410094.5
n÷3
273396.33333333
n÷3
205047.25
n÷5
164037.8
n2
672709995721
n3
551749338680411269
n4
4.5253873834295E+23
n5
3.7116729526276E+29
2 √n
905.64286559328
3 √n
93.606206822922
4 √n
30.093900803872
5 √n
15.232906910551
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-820188
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 820189 can be divided by 4 positive divisors.
The sum of these divisors (counting 820189) is 1, the average is 0.25.
Base
System
Value
2
Binary
11001000001111011101
3
Ternary
1112200002101
4
Quaternary
3020033131
5
Quinary
202221224
6
Senary
25325101
8
Octal
3101735
10
Decimal
820189
12
Duodecimal
336791
16
Hexadecimal
c83dd
20
Vigesimal
52a99
36
Base36
hkv1
md5
dba3cebcbdac15e7f531e6ab1071da10
sha1
d71abf5cbe6a10907c579a4e59d9e6bc9382904a
sha256
f16efe376baf21880389a356604ee6f08bcc3a470fee9f3820d01beb442cb3b2
sha512
2a47eaa4c80d9b80a31973d7aed630058e225d96fca53bb9ec2ddfb0d1428f6ffba1a19b7e5bd58255782c451357a418bf238764ef7d9c9cd128b1fbd6b02d17
ripemd-160
0f59b02c0be18d847f095fd03a094b3d6d36ec19
Diameter
1640378
Circumference
5153399.4739103
Area
2113380780553.5
Volume
2.3111622253619E+18
Surface area
8453523122214.1
Circumference
5153399.4739103
Perimeter
3280756
Area
672709995721
Diagonal
1159922.4075092
Surface area
4036259974326
Volume
551749338680411269
Space diagonal
1420609.0198091
Perimeter
2460567
Area
291291972837.05
Altitude
710304.50990455
Surface area
291291972837.05
Volume
6.5024283149352E+16
Height
386640.80250308