91969969 is an odd 8-digits composite number following 91969968
and preceding 91969970 . In scientific notation, it is written as 9.1969969 × 10^7.
The sum of its digits is 58. It has a total of 4 prime factors and 12 positive divisors.
There are 72766512 positive integers (up to 91969969) that are relatively prime to 91969969.
91969969 has 12 divisors, whose sum is 113817216
The reverse of 91969969 is 96996919
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 58
Digital Root 4
Name
ninety-one million nine hundred sixty-nine thousand nine hundred sixty-nine
Scientific notation
9.1969969 × 10^7
Engineering notation
9.1969969 × 10^6
Prime Factorization
13 × 7 × 13 × 77743
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
7074613
Product of the distinct prime numbers
The prime factorization of 91969969 is 13 × 7 × 13 × 77743.
Since it has a total of 4 prime factors.
5 , 3 , 36 , 7 , 298 , 970 , 5008 , 1233 , 24604 , 51011 , 506687 , 131894 , 8962763 , 1345807 , 54358155 , 27027044 , 927868793 , 458203078 , 5799006841 , 9614153792
n×2
183939938
n×3
275909907
n×4
367879876
n×5
459849845
n÷2
45984984.5
n÷3
30656656.333333
n÷3
22992492.25
n÷5
18393993.8
n2
8458475197860961
n3
7.7792570173454E+23
n4
7.1545802672829E+31
n5
6.5800652539002E+39
2 √n
9590.0974447604
3 √n
451.38661839451
4 √n
97.929042907405
5 √n
39.149769372949
1 , 7 , 13 , 91 , 169 , 1183 , 77743 , 544201 , 1010659 , 7074613 , 13138567 , 91969969
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
-91969968
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 91969969 can be divided by 12 positive divisors.
The sum of these divisors (counting 91969969) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101011110110101100110110001
3
Ternary
20102001120002011
4
Quaternary
11132311212301
5
Quinary
142021014334
6
Senary
13043122521
8
Octal
536654661
10
Decimal
91969969
12
Duodecimal
26973441
16
Hexadecimal
57b59b1
20
Vigesimal
18eg4i9
36
Base36
1ir8hd
md5
1aadd38c180ec91e15d927fe4d38f8f2
sha1
3d2d8bb8dffd336ae9bd2c91ad37a7b6a874d210
sha256
818554e50789bcdbed4967b6385e79d40ede8aea4eca29df897c261ce93c07a7
sha512
4b88924673fd2481ba7df36b6a8a5d74c93818d547ee3ccafc672a6902926d9abf96370c44631d9bc1bb4a25314c17367cb77cd80dda16f5476d7eb16b950c3f
ripemd-160
a3f8d3b0fad384944a245f9778367e5b1201b554
Diameter
183939938
Circumference
577864357.92256
Area
2.6573083542171E+16
Volume
3.2585675594772E+24
Surface area
1.0629233416869E+17
Circumference
577864357.92256
Perimeter
367879876
Area
8458475197860961
Diagonal
130065177.49083
Surface area
50750851187165766
Volume
7.7792570173454E+23
Space diagonal
159296659.07853
Perimeter
275909907
Area
3.6626271993141E+15
Altitude
79648329.539267
Surface area
3.6626271993141E+15
Volume
9.16794231593E+22
Height
43355059.163611