828181 is an odd 6-digits composite number following 828180
and preceding 828182 . In scientific notation, it is written as 8.28181 × 10^5.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 825664 positive integers (up to 828181) that are relatively prime to 828181.
828181 has 4 divisors, whose sum is 830700
The reverse of 828181 is 181828
Previous prime number is 389
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 28
Digital Root 1
Name
eight hundred twenty-eight thousand one hundred eighty-one
Scientific notation
8.28181 × 10^5
Engineering notation
8.28181 × 10^3
Prime Factorization
389 × 2129
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
828181
Product of the distinct prime numbers
The prime factorization of 828181 is 389 × 2129.
Since it has a total of 2 prime factors.
5 , 5 , 96 , 60 , 348 , 806 , 2247 , 9663 , 35751 , 63538 , 304750 , 228121 , 586148 , 4369011 , 70980654 , 96176908 , 18195220 , 136710056 , 4172585838 , 2576817192
n×2
1656362
n×3
2484543
n×4
3312724
n×5
4140905
n÷2
414090.5
n÷3
276060.33333333
n÷3
207045.25
n÷5
165636.2
n2
685883768761
n3
568035905496253741
n4
4.7043654424979E+23
n5
3.8960660765334E+29
2 √n
910.04450440624
3 √n
93.909260557523
4 √n
30.166943902329
5 √n
15.262478056594
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
-828180
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 828181 can be divided by 4 positive divisors.
The sum of these divisors (counting 828181) is 1, the average is 0.25.
Base
System
Value
2
Binary
11001010001100010101
3
Ternary
1120002001101
4
Quaternary
3022030111
5
Quinary
203000211
6
Senary
25430101
8
Octal
3121425
10
Decimal
828181
12
Duodecimal
33b331
16
Hexadecimal
ca315
20
Vigesimal
53a91
36
Base36
hr11
md5
939fd5dacdb9bed60441d2a6821a589c
sha1
a07a9b323bdc1cf8bd9bac6432881e9d80b6d2c4
sha256
cefc661f48e21f76f4b8120c002b1cd5a260950f1be2fd053234ac3384025370
sha512
c6bb4267a2d8fb6d87491db19813a796a05cda295bc7751e0c9a0d563db5344d2b4d7cdcbb8cf8deb78d31683dd7163c648dc1da9e75a03471d1b96c56fca90f
ripemd-160
881d4e92bda8313a848bfbd64fe464f954188b17
Diameter
1656362
Circumference
5203614.6908853
Area
2154767409156
Volume
2.3793832369097E+18
Surface area
8619069636624.2
Circumference
5203614.6908853
Perimeter
3312724
Area
685883768761
Diagonal
1171224.8022997
Surface area
4115302612566
Volume
568035905496253741
Space diagonal
1434451.5698632
Perimeter
2484543
Area
296996383895.22
Altitude
717225.7849316
Surface area
296996383895.22
Volume
6.694367345564E+16
Height
390408.26743324