91008065 is an odd 8-digits composite number following 91008064
and preceding 91008066 . In scientific notation, it is written as 9.1008065 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 72769792 positive integers (up to 91008065) that are relatively prime to 91008065.
91008065 has 8 divisors, whose sum is 109264680
The reverse of 91008065 is 56080019
Previous prime number is 2909
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
ninety-one million eight thousand sixty-five
Scientific notation
9.1008065 × 10^7
Engineering notation
9.1008065 × 10^6
Prime Factorization
5 × 2909 × 6257
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
91008065
Product of the distinct prime numbers
The prime factorization of 91008065 is 5 × 2909 × 6257.
Since it has a total of 3 prime factors.
2 , 7 , 97 , 79 , 701 , 627 , 4160 , 4005 , 52307 , 79197 , 957576 , 101172 , 7216774 , 8624038 , 60428462 , 84814252 , 844800829 , 831069754 , 5424758882 , 5651299107
n×2
182016130
n×3
273024195
n×4
364032260
n×5
455040325
n÷2
45504032.5
n÷3
30336021.666667
n÷3
22752016.25
n÷5
18201613
n2
8282467895044225
n3
7.537713765526E+23
n4
6.8599274432438E+31
n5
6.2430872265002E+39
2 √n
9539.8147256642
3 √n
449.80743200964
4 √n
97.671975129329
5 √n
39.067531960362
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
-91008064
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 91008065 can be divided by 8 positive divisors.
The sum of these divisors (counting 91008065) is 1, the average is 0.125.
Base
System
Value
2
Binary
101011011001010110001000001
3
Ternary
20100020200121002
4
Quaternary
11123022301001
5
Quinary
141244224230
6
Senary
13010341345
8
Octal
533126101
10
Decimal
91008065
12
Duodecimal
2658a855
16
Hexadecimal
56cac41
20
Vigesimal
188g035
36
Base36
1i6m9t
md5
cc23b1097377899088ad852142a992db
sha1
b832a3977021edd3e8386e0cc3f0fe6caaeaf425
sha256
fb670aea06d9b625fc79859ce7df7f78b90cb9e64b23508fa53bf02f5615c041
sha512
1eb517bd90935badbb1a5c4ede34cda27ab30ada5170439d86c238bc44f8a830ddef737118faf18ff4938127257eef419ecd04148d5a9f2d638ee712c17b37f7
ripemd-160
ae40918e341ca6ddba4f1a5bf40930ec0ecf385f
Diameter
182016130
Circumference
571820536.84284
Area
2.6020140292664E+16
Volume
3.1573901587519E+24
Surface area
1.0408056117066E+17
Circumference
571820536.84284
Perimeter
364032260
Area
8282467895044225
Diagonal
128704839.80833
Surface area
49694807370265350
Volume
7.537713765526E+23
Space diagonal
157630592.47853
Perimeter
273024195
Area
3.5864138015687E+15
Altitude
78815296.239265
Surface area
3.5864138015687E+15
Volume
8.8832808637443E+22
Height
42901613.269444