991243676 is an even 9-digits composite number following 991243675
and preceding 991243677 . In scientific notation, it is written as 9.91243676 × 10^8.
The sum of its digits is 47. It has a total of 4 prime factors and 12 positive divisors.
There are 493130880 positive integers (up to 991243676) that are relatively prime to 991243676.
991243676 has 12 divisors, whose sum is 1743394800
The reverse of 991243676 is 676342199
Previous prime number is 199
Is Prime? no
Number parity even
Number length 9
Sum of Digits 47
Digital Root 2
Name
nine hundred ninety-one million two hundred forty-three thousand six hundred seventy-six
Scientific notation
9.91243676 × 10^8
Engineering notation
9.91243676 × 10^6
Prime Factorization
2 × 2 × 199 × 1245281
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
495621838
Product of the distinct prime numbers
The prime factorization of 991243676 is 2 × 2 × 199 × 1245281.
Since it has a total of 4 prime factors.
5 , 9 , 14 , 50 , 87 , 164 , 1079 , 2900 , 68430 , 49286 , 129008 , 28569 , 5559518 , 1497125 , 40754428 , 42207889 , 682461096 , 503217692 , 3919235724 , 2133042514
n×2
1982487352
n×3
2973731028
n×4
3964974704
n×5
4956218380
n÷2
495621838
n÷3
330414558.66667
n÷3
247810919
n÷5
198248735.2
n2
982564025209992976
n3
9.7396037625451E+26
n4
9.6543206363686E+35
n5
9.5697842768767E+44
2 √n
31484.022551129
3 √n
997.07266440136
4 √n
177.43737642089
5 √n
62.984848043179
1 , 2 , 4 , 199 , 398 , 796 , 1245281 , 2490562 , 4981124 , 247810919 , 495621838 , 991243676
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-991243675
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 991243676 can be divided by 12 positive divisors.
The sum of these divisors (counting 991243676) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111011000101010010110110011100
3
Ternary
2120002012101200202
4
Quaternary
323011102312130
5
Quinary
4012224244201
6
Senary
242205443032
8
Octal
7305226634
10
Decimal
991243676
12
Duodecimal
237b70478
16
Hexadecimal
3b152d9c
20
Vigesimal
f9f593g
36
Base36
ge5sik
md5
546b16190b172277fe14a61335ed5cd6
sha1
8a05e2570f1e04f0128dc227f91bb0851b4df11f
sha256
60ed5378b927b1aa3e38a36debe8efa79f09897c113ab9381d907a28dca56fc6
sha512
99f05fe3b8bb40b2a515723556b4780de80be3042cf185cd673046b58f6f2e106d61f0b42b9b29535d9b2f35d7df19c3ce5ac022a2b05dbd91b3b75af7a75014
ripemd-160
56a399a3cede0d86c53c7a74d7f5292089460ed1
Diameter
1982487352
Circumference
6228167700.8779
Area
3.0868159232813E+18
Volume
4.079715683905E+27
Surface area
1.2347263693125E+19
Circumference
6228167700.8779
Perimeter
3964974704
Area
982564025209992976
Diagonal
1401830250.2158
Surface area
5895384151259957856
Volume
9.7396037625451E+26
Space diagonal
1716884409.5133
Perimeter
2973731028
Area
4.2546270333827E+17
Altitude
858442204.75667
Surface area
4.2546270333827E+17
Volume
1.1478233110943E+26
Height
467276750.07192