91409968 is an even 8-digits composite number following 91409967
and preceding 91409969 . In scientific notation, it is written as 9.1409968 × 10^7.
The sum of its digits is 46. It has a total of 6 prime factors and 20 positive divisors.
There are 42189120 positive integers (up to 91409968) that are relatively prime to 91409968.
91409968 has 20 divisors, whose sum is 190730848
The reverse of 91409968 is 86990419
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 46
Digital Root 1
Name
ninety-one million four hundred nine thousand nine hundred sixty-eight
Scientific notation
9.1409968 × 10^7
Engineering notation
9.1409968 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 13 × 439471
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
11426246
Product of the distinct prime numbers
The prime factorization of 91409968 is 2 × 2 × 2 × 2 × 13 × 439471.
Since it has a total of 6 prime factors.
2 , 9 , 78 , 79 , 286 , 163 , 5680 , 6900 , 75330 , 3685 , 866336 , 949100 , 4863590 , 5552764 , 23511027 , 33255863 , 106556133 , 423158898 , 8383159475 , 2037279393
n×2
182819936
n×3
274229904
n×4
365639872
n×5
457049840
n÷2
45704984
n÷3
30469989.333333
n÷3
22852492
n÷5
18281993.6
n2
8355782249761024
n3
7.6380178806562E+23
n4
6.9819097005421E+31
n5
6.3821614230545E+39
2 √n
9560.85602862
3 √n
450.46859499981
4 √n
97.77962992679
5 √n
39.101976590948
1 , 2 , 4 , 8 , 13 , 16 , 26 , 52 , 104 , 208 , 439471 , 878942 , 1757884 , 3515768 , 5713123 , 7031536 , 11426246 , 22852492 , 45704984 , 91409968
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-91409967
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 91409968 can be divided by 20 positive divisors.
The sum of these divisors (counting 91409968) is 1, the average is 0.05.
Base
System
Value
2
Binary
101011100101100111000110000
3
Ternary
20101000002220101
4
Quaternary
11130230320300
5
Quinary
141400104333
6
Senary
13023122144
8
Octal
534547060
10
Decimal
91409968
12
Duodecimal
26743354
16
Hexadecimal
572ce30
20
Vigesimal
18b64i8
36
Base36
1if8ds
md5
b9350ebabfc3f9e56428b397eb1f79ad
sha1
91c1c9ad2f9556681227261a4eadb6605c6c031e
sha256
492f7ff3d6b1208e6cc1a20970bff264ccd67abb124ffef9a9a470165cb9e8f8
sha512
44518b89f98f48cf68c4fc9e849ddf95484fe0eea504beb58f8df09ab85436cf77065c56bc7153b27eeecce8b7f220aa1353437bcf541336cddb89a02ebad925
ripemd-160
e709824dc8458bb15dd03d1b0a55f22f98335a66
Diameter
182819936
Circumference
574345767.86736
Area
2.6250464130845E+16
Volume
3.1994054482476E+24
Surface area
1.0500185652338E+17
Circumference
574345767.86736
Perimeter
365639872
Area
8355782249761024
Diagonal
129273216.48169
Surface area
50134693498566144
Volume
7.6380178806562E+23
Space diagonal
158326708.89425
Perimeter
274229904
Area
3.6181598483921E+15
Altitude
79163354.447123
Surface area
3.6181598483921E+15
Volume
9.0014903970602E+22
Height
43091072.160564