855561 is an odd 6-digits composite number following 855560
and preceding 855562 . In scientific notation, it is written as 8.55561 × 10^5.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 483600 positive integers (up to 855561) that are relatively prime to 855561.
855561 has 8 divisors, whose sum is 906048
The reverse of 855561 is 165558
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 30
Digital Root 3
Name
eight hundred fifty-five thousand five hundred sixty-one
Scientific notation
8.55561 × 10^5
Engineering notation
8.55561 × 10^3
Prime Factorization
21 × 131 × 311
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
855561
Product of the distinct prime numbers
The prime factorization of 855561 is 21 × 131 × 311.
Since it has a total of 3 prime factors.
6 , 5 , 56 , 47 , 388 , 132 , 3024 , 6611 , 14334 , 70719 , 929764 , 573978 , 1606146 , 8836636 , 39102468 , 51480693 , 662031703 , 286792270 , 8834651156 , 1789875033
n×2
1711122
n×3
2566683
n×4
3422244
n×5
4277805
n÷2
427780.5
n÷3
285187
n÷3
213890.25
n÷5
171112.2
n2
731984624721
n3
626257497510923481
n4
5.3580149082794E+23
n5
4.5841085929425E+29
2 √n
924.96540475847
3 √n
94.932953616413
4 √n
30.413243903906
5 √n
15.362086135656
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
-855560
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 855561 can be divided by 8 positive divisors.
The sum of these divisors (counting 855561) is 1, the average is 0.125.
Base
System
Value
2
Binary
11010000111000001001
3
Ternary
1121110121110
4
Quaternary
3100320021
5
Quinary
204334221
6
Senary
30200533
8
Octal
3207011
10
Decimal
855561
12
Duodecimal
353149
16
Hexadecimal
d0e09
20
Vigesimal
56ii1
36
Base36
ic5l
md5
f83a1d6b65666e1b2de3ac985c38ca1c
sha1
94ff77889236c777cdd0931f9ae664533708dad4
sha256
6fcd629442153854bb63624be3423317cfef40a8bbb004bd0e05541ec4bb7445
sha512
ad6f6ba97c5fba522561e083665935a603f63bbda41ae975ac19006519bac234147c79522f69e21df7c6637f4054815082bf5fe2715b218b27b5c0e4d02c9b2f
ripemd-160
dd1e5b6505ab533803dc0f93751cb96f8d17cf35
Diameter
1711122
Circumference
5375648.3045959
Area
2299597519564.2
Volume
2.6232612712478E+18
Surface area
9198390078256.7
Circumference
5375648.3045959
Perimeter
3422244
Area
731984624721
Diagonal
1209945.9696375
Surface area
4391907748326
Volume
626257497510923481
Space diagonal
1481875.1209744
Perimeter
2566683
Area
316958640094
Altitude
740937.56048722
Surface area
316958640094
Volume
7.3805153876482E+16
Height
403315.3232125