91991383 is an odd 8-digits composite number following 91991382
and preceding 91991384 . In scientific notation, it is written as 9.1991383 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 83628520 positive integers (up to 91991383) that are relatively prime to 91991383.
91991383 has 4 divisors, whose sum is 100354248
The reverse of 91991383 is 38319919
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
ninety-one million nine hundred ninety-one thousand three hundred eighty-three
Scientific notation
9.1991383 × 10^7
Engineering notation
9.1991383 × 10^6
Prime Factorization
11 × 8362853
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
91991383
Product of the distinct prime numbers
The prime factorization of 91991383 is 11 × 8362853.
Since it has a total of 2 prime factors.
3 , 3 , 23 , 56 , 908 , 54 , 1930 , 2882 , 59482 , 1687 , 286376 , 293786 , 1303355 , 4663549 , 53374916 , 67611623 , 715976069 , 132196404 , 3741150842 , 1697043003
n×2
183982766
n×3
275974149
n×4
367965532
n×5
459956915
n÷2
45995691.5
n÷3
30663794.333333
n÷3
22997845.75
n÷5
18398276.6
n2
8462414546252689
n3
7.784692176291E+23
n4
7.1612459952629E+31
n5
6.5877292310745E+39
2 √n
9591.2138439303
3 √n
451.42164882545
4 √n
97.934742782785
5 √n
39.151592305155
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-91991382
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 91991383 can be divided by 4 positive divisors.
The sum of these divisors (counting 91991383) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011110111010110101010111
3
Ternary
20102002122110021
4
Quaternary
11132322311113
5
Quinary
142022211013
6
Senary
13043410011
8
Octal
536726527
10
Decimal
91991383
12
Duodecimal
26983907
16
Hexadecimal
57bad57
20
Vigesimal
18eii93
36
Base36
1irp07
md5
b93cd2b61ba8d23942427e9393de60c3
sha1
3ab7c84aab567574c60456550584cc6dcb4d41b9
sha256
ba36f94ce5260852d0fb749cef4b0ebdf9ea5cf8c8edfde7260226ddafe8827c
sha512
69a9a4687d1bdf1316164d689649e5aee9dc04d15ce69d8fe89dd82265ed194920555c85530b4e6d0074d90b82d190e15ff145ea066eeb8fa50bd0b36dac8a41
ripemd-160
7164156604a45b12cf5aa8dbd28933a18d374a5e
Diameter
183982766
Circumference
577998906.05273
Area
2.6585459370139E+16
Volume
3.2608442335325E+24
Surface area
1.0634183748056E+17
Circumference
577998906.05273
Perimeter
367965532
Area
8462414546252689
Diagonal
130095461.46006
Surface area
50774487277516134
Volume
7.784692176291E+23
Space diagonal
159333749.21453
Perimeter
275974149
Area
3.6643329872049E+15
Altitude
79666874.607264
Surface area
3.6643329872049E+15
Volume
9.1743477121754E+22
Height
43365153.820019