91997439 is an odd 8-digits composite number following 91997438
and preceding 91997440 . In scientific notation, it is written as 9.1997439 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 61306176 positive integers (up to 91997439) that are relatively prime to 91997439.
91997439 has 8 divisors, whose sum is 122714160
The reverse of 91997439 is 93479919
Previous prime number is 3229
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
ninety-one million nine hundred ninety-seven thousand four hundred thirty-nine
Scientific notation
9.1997439 × 10^7
Engineering notation
9.1997439 × 10^6
Prime Factorization
3 × 3229 × 9497
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
91997439
Product of the distinct prime numbers
The prime factorization of 91997439 is 3 × 3229 × 9497.
Since it has a total of 3 prime factors.
4 , 3 , 52 , 91 , 173 , 904 , 3235 , 4947 , 57764 , 16754 , 50942 , 205971 , 5067220 , 2008502 , 67451161 , 48914509 , 896794160 , 589569645 , 2219186924 , 4473630547
n×2
183994878
n×3
275992317
n×4
367989756
n×5
459987195
n÷2
45998719.5
n÷3
30665813
n÷3
22999359.75
n÷5
18399487.8
n2
8463528782558721
n3
7.7862297289819E+23
n4
7.16313194532E+31
n5
6.5898979418853E+39
2 √n
9591.5295443428
3 √n
451.43155464281
4 √n
97.936354559187
5 √n
39.152107779088
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
-91997438
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 91997439 can be divided by 8 positive divisors.
The sum of these divisors (counting 91997439) is 1, the average is 0.125.
Base
System
Value
2
Binary
101011110111100010011111111
3
Ternary
20102002221202120
4
Quaternary
11132330103333
5
Quinary
142022404224
6
Senary
13043454023
8
Octal
536742377
10
Decimal
91997439
12
Duodecimal
26987313
16
Hexadecimal
57bc4ff
20
Vigesimal
18ejdbj
36
Base36
1irtof
md5
aacf24cad181987314af09d222122bee
sha1
82fdcf59e9e8a0b76b19dc73ed39ae56298c601a
sha256
48a9b0f40f6b13f9f80d82d26faea946880d8fa8c1240cc79b0e9c404727a2f8
sha512
0c34df3d89cca44bce9d32a339847e2e8349a8eb35f4b382cabb114806d28cd6b3fe08f6e2479e587cbcd830bc95c0fc34aa1d1fe273b319f183ad9ba4f6f33c
ripemd-160
973f3a25e03db6fb633d36fd78af729beebca2f4
Diameter
183994878
Circumference
578036957.02295
Area
2.6588959846732E+16
Volume
3.2614882820976E+24
Surface area
1.0635583938693E+17
Circumference
578036957.02295
Perimeter
367989756
Area
8463528782558721
Diagonal
130104025.93739
Surface area
50781172695352326
Volume
7.7862297289819E+23
Space diagonal
159344238.51422
Perimeter
275992317
Area
3.6648154656783E+15
Altitude
79672119.257109
Surface area
3.6648154656783E+15
Volume
9.176159735399E+22
Height
43368008.645797