61791381 is an odd 8-digits composite number following 61791380
and preceding 61791382 . In scientific notation, it is written as 6.1791381 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 6 positive divisors.
There are 41194248 positive integers (up to 61791381) that are relatively prime to 61791381.
61791381 has 6 divisors, whose sum is 89254230
The reverse of 61791381 is 18319716
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
sixty-one million seven hundred ninety-one thousand three hundred eighty-one
Scientific notation
6.1791381 × 10^7
Engineering notation
6.1791381 × 10^6
Prime Factorization
3 × 3 × 6865709
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20597127
Product of the distinct prime numbers
The prime factorization of 61791381 is 3 × 3 × 6865709.
Since it has a total of 3 prime factors.
9 , 7 , 92 , 29 , 210 , 858 , 5090 , 4911 , 9819 , 65071 , 908813 , 441586 , 9679149 , 1842055 , 15223133 , 95357616 , 17246344 , 77436402 , 9837237652 , 781357354
n×2
123582762
n×3
185374143
n×4
247165524
n×5
308956905
n÷2
30895690.5
n÷3
20597127
n÷3
15447845.25
n÷5
12358276.2
n2
3818174765887161
n3
2.3593029168352E+23
n4
1.4578458542857E+31
n5
9.0082308621441E+38
2 √n
7860.7493917565
3 √n
395.34474202906
4 √n
88.660867307716
5 √n
36.156433129791
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-61791380
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 61791381 can be divided by 6 positive divisors.
The sum of these divisors (counting 61791381) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
11101011101101110010010101
3
Ternary
11022021022211200
4
Quaternary
3223231302111
5
Quinary
111304311011
6
Senary
10044223113
8
Octal
353556225
10
Decimal
61791381
12
Duodecimal
1883aa99
16
Hexadecimal
3aedc95
20
Vigesimal
j63i91
36
Base36
10sej9
md5
b90073805bcff5b02eb4218c6cea344c
sha1
9f7423754f70df2a9f82291d166cb2d356426171
sha256
c1ad616c3cf59aef0674805f3e14751d4230739d3c3722a0ae17087265cc0aa6
sha512
fee2449d8316f2797a9af3f9d6594aa1a6c47b185676b96760c74f4b231ff4ce3b92f3c289b62659500020161fa77e7791a7210e60954a39970142f51ea2036e
ripemd-160
c45dc419d59f0468b37668573b7ea3ff4461f70e
Diameter
123582762
Circumference
388246697.20954
Area
1.1995149794633E+16
Volume
9.8826249481632E+23
Surface area
4.7980599178532E+16
Circumference
388246697.20954
Perimeter
247165524
Area
3818174765887161
Diagonal
87386209.047963
Surface area
22909048595322966
Volume
2.3593029168352E+23
Space diagonal
107025811.36185
Perimeter
185374143
Area
1.6533181716735E+15
Altitude
53512905.680923
Surface area
1.6533181716735E+15
Volume
2.7804651522789E+22
Height
29128736.349321