261131 is an odd 6-digits composite number following 261130
and preceding 261132 . In scientific notation, it is written as 2.61131 × 10^5.
The sum of its digits is 14. It has a total of 3 prime factors and 8 positive divisors.
There are 235872 positive integers (up to 261131) that are relatively prime to 261131.
261131 has 8 divisors, whose sum is 287280
The reverse of 261131 is 131162
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 14
Digital Root 5
Name
two hundred sixty-one thousand one hundred thirty-one
Scientific notation
2.61131 × 10^5
Engineering notation
2.61131 × 10^3
Prime Factorization
13 × 53 × 379
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
261131
Product of the distinct prime numbers
The prime factorization of 261131 is 13 × 53 × 379.
Since it has a total of 3 prime factors.
9 , 2 , 41 , 33 , 770 , 646 , 5270 , 5570 , 80402 , 84648 , 490686 , 917208 , 2147556 , 9918549 , 26893315 , 1774585 , 432889926 , 302804994 , 7302797762 , 5790925721
n×2
522262
n×3
783393
n×4
1044524
n×5
1305655
n÷2
130565.5
n÷3
87043.666666667
n÷3
65282.75
n÷5
52226.2
n2
68189399161
n3
17806365992311091
n4
4.6497941579382E+21
n5
1.2142053982566E+27
2 √n
511.00978464213
3 √n
63.91745543214
4 √n
22.605525533421
5 √n
12.116346547445
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
-261130
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 261131 can be divided by 8 positive divisors.
The sum of these divisors (counting 261131) is 1, the average is 0.125.
Base
System
Value
2
Binary
111111110000001011
3
Ternary
111021012112
4
Quaternary
333300023
5
Quinary
31324011
6
Senary
5332535
8
Octal
776013
10
Decimal
261131
12
Duodecimal
10714b
16
Hexadecimal
3fc0b
20
Vigesimal
1ccgb
36
Base36
5lhn
md5
bc7880b60f19a2f4e8dfc51da3735ec9
sha1
de2add14c5be5b89aadeb571d96ba5bdd7798bf3
sha256
d313d299a216773b980b1b80af424d727ac45a6f6da6b30b7a4b89ee841515cd
sha512
a9a21d4275482cf5323e1cb23077bd456eaebfdb28592fd0ab880d91dd6771314ac9ee12329cf4add61e62e3a67e8fae5b3f5123982e8a297b51c5861b3627ff
ripemd-160
259fcc329020a8353565aa8a8d2acea7caa86301
Diameter
522262
Circumference
1640734.4624491
Area
214223315456.9
Volume
7.4587131451434E+16
Surface area
856893261827.6
Circumference
1640734.4624491
Perimeter
1044524
Area
68189399161
Diagonal
369295.00175605
Surface area
409136394966
Volume
17806365992311091
Space diagonal
452292.15943127
Perimeter
783393
Area
29526875971.112
Altitude
226146.07971563
Surface area
29526875971.112
Volume
2.0985003569088E+15
Height
123098.33391868