261608 is an even 6-digits composite number following 261607
and preceding 261609 . In scientific notation, it is written as 2.61608 × 10^5.
The sum of its digits is 23. It has a total of 5 prime factors and 16 positive divisors.
There are 128128 positive integers (up to 261608) that are relatively prime to 261608.
261608 has 16 divisors, whose sum is 500580
The reverse of 261608 is 806162
Previous prime number is 53
Is Prime? no
Number parity even
Number length 6
Sum of Digits 23
Digital Root 5
Name
two hundred sixty-one thousand six hundred eight
Scientific notation
2.61608 × 10^5
Engineering notation
2.61608 × 10^3
Prime Factorization
2 × 2 × 2 × 53 × 617
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
65402
Product of the distinct prime numbers
The prime factorization of 261608 is 2 × 2 × 2 × 53 × 617.
Since it has a total of 5 prime factors.
3 , 7 , 41 , 43 , 60 , 316 , 9463 , 7451 , 50196 , 85444 , 375513 , 487839 , 7945957 , 6034612 , 42146035 , 95872267 , 287833844 , 21531725 , 5445448086 , 4987073
n×2
523216
n×3
784824
n×4
1046432
n×5
1308040
n÷2
130804
n÷3
87202.666666667
n÷3
65402
n÷5
52321.6
n2
68438745664
n3
17904123375667712
n4
4.6838619080617E+21
n5
1.2253357460442E+27
2 √n
511.47629466086
3 √n
63.956350445044
4 √n
22.615841674827
5 √n
12.120769828506
1 , 2 , 4 , 8 , 53 , 106 , 212 , 424 , 617 , 1234 , 2468 , 4936 , 32701 , 65402 , 130804 , 261608
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
-261607
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 261608 can be divided by 16 positive divisors.
The sum of these divisors (counting 261608) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111111110111101000
3
Ternary
111021212012
4
Quaternary
333313220
5
Quinary
31332413
6
Senary
5335052
8
Octal
776750
10
Decimal
261608
12
Duodecimal
107488
16
Hexadecimal
3fde8
20
Vigesimal
1ce08
36
Base36
5luw
md5
6523e4c775dbd1b8f5c7e2cfc5ade82f
sha1
1b001bb8f0236e2995048c042ac04b67cee95f42
sha256
c1a954a37b9542e051289d2db94bc2dffeb3529915ffcfadd3d326aef24949da
sha512
921d4f106d8d32e60e55e657aef632080251999b152d188fb1cb69d0cc99fa82da784f855cb03adf62d1c2b46dcd7b89b344ab70ccd98cdbf5c31868c46395dc
ripemd-160
7a1ec93c1db7014dc30a236ab61095c75b3009d5
Diameter
523216
Circumference
1643731.5418406
Area
215006660598.92
Volume
7.4996616621284E+16
Surface area
860026642395.69
Circumference
1643731.5418406
Perimeter
1046432
Area
68438745664
Diagonal
369969.5816253
Surface area
410632473984
Volume
17904123375667712
Space diagonal
453118.34766648
Perimeter
784824
Area
29634846174.083
Altitude
226559.17383324
Surface area
29634846174.083
Volume
2.1100211750225E+15
Height
123323.1938751