91997939 is an odd 8-digits composite number following 91997938
and preceding 91997940 . In scientific notation, it is written as 9.1997939 × 10^7.
The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors.
There are 83520360 positive integers (up to 91997939) that are relatively prime to 91997939.
91997939 has 8 divisors, whose sum is 100498368
The reverse of 91997939 is 93979919
Previous prime number is 787
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 56
Digital Root 2
Name
ninety-one million nine hundred ninety-seven thousand nine hundred thirty-nine
Scientific notation
9.1997939 × 10^7
Engineering notation
9.1997939 × 10^6
Prime Factorization
11 × 787 × 10627
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
91997939
Product of the distinct prime numbers
The prime factorization of 91997939 is 11 × 787 × 10627.
Since it has a total of 3 prime factors.
5 , 4 , 30 , 81 , 45 , 127 , 2801 , 8566 , 59202 , 78250 , 334381 , 615518 , 4695512 , 4519549 , 98686917 , 73020291 , 70836551 , 356605621 , 6412649251 , 1944448351
n×2
183995878
n×3
275993817
n×4
367991756
n×5
459989695
n÷2
45998969.5
n÷3
30665979.666667
n÷3
22999484.75
n÷5
18399587.8
n2
8463620780247721
n3
7.7863566826036E+23
n4
7.1632876711841E+31
n5
6.5900770221305E+39
2 √n
9591.5556089719
3 √n
451.43237247488
4 √n
97.936487628319
5 √n
39.152150336819
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
-91997938
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 91997939 can be divided by 8 positive divisors.
The sum of these divisors (counting 91997939) is 1, the average is 0.125.
Base
System
Value
2
Binary
101011110111100011011110011
3
Ternary
20102002222110002
4
Quaternary
11132330123303
5
Quinary
142022413224
6
Senary
13043500215
8
Octal
536743363
10
Decimal
91997939
12
Duodecimal
2698766b
16
Hexadecimal
57bc6f3
20
Vigesimal
18ejegj
36
Base36
1iru2b
md5
4cb659c8b17c8944594d7f39114cdcf6
sha1
0acffc41ff74cd76e7cc10cd1441865eeb36573f
sha256
d6e79969d491b637ea4150d60cb5a8e26ee74b2ed4362db012c3ae8b74f2f47a
sha512
9c5cd02aaa142865664b34af91f9a47b656707f1bff25dd100cc51eb3313c34a7794221b7e2fc8dc3c4cbab42af0206928ee227eb5a04189b8ab1bdea15ce014
ripemd-160
737f1e3274ac062999ee2cd3dafb9a8415ddf55d
Diameter
183995878
Circumference
578040098.6156
Area
2.6589248865996E+16
Volume
3.2615414603063E+24
Surface area
1.0635699546398E+17
Circumference
578040098.6156
Perimeter
367991756
Area
8463620780247721
Diagonal
130104733.04417
Surface area
50781724681486326
Volume
7.7863566826036E+23
Space diagonal
159345104.53962
Perimeter
275993817
Area
3.6648553018462E+15
Altitude
79672552.269811
Surface area
3.6648553018462E+15
Volume
9.176309351677E+22
Height
43368244.348058