91001409 is an odd 8-digits composite number following 91001408
and preceding 91001410 . In scientific notation, it is written as 9.1001409 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 58029840 positive integers (up to 91001409) that are relatively prime to 91001409.
91001409 has 8 divisors, whose sum is 126610752
The reverse of 91001409 is 90410019
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
ninety-one million one thousand four hundred nine
Scientific notation
9.1001409 × 10^7
Engineering notation
9.1001409 × 10^6
Prime Factorization
3 × 23 × 1318861
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
91001409
Product of the distinct prime numbers
The prime factorization of 91001409 is 3 × 23 × 1318861.
Since it has a total of 3 prime factors.
3 , 6 , 21 , 8 , 25 , 233 , 5564 , 9564 , 21090 , 79757 , 727634 , 444337 , 8558953 , 9895774 , 62244721 , 55138410 , 376048213 , 63898037 , 6479771328 , 1410052863
n×2
182002818
n×3
273004227
n×4
364005636
n×5
455007045
n÷2
45500704.5
n÷3
30333803
n÷3
22750352.25
n÷5
18200281.8
n2
8281256439985281
n3
7.5360600432898E+23
n4
6.8579208224798E+31
n5
6.240804576561E+39
2 √n
9539.4658655503
3 √n
449.79646598058
4 √n
97.67018923679
5 √n
39.066960492107
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
-91001408
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 91001409 can be divided by 8 positive divisors.
The sum of these divisors (counting 91001409) is 1, the average is 0.125.
Base
System
Value
2
Binary
101011011001001001001000001
3
Ternary
20100020100110120
4
Quaternary
11123021021001
5
Quinary
141244021114
6
Senary
13010250453
8
Octal
533111101
10
Decimal
91001409
12
Duodecimal
26586a29
16
Hexadecimal
56c9241
20
Vigesimal
188f3a9
36
Base36
1i6h4x
md5
6d5ec6258707c7605cc9147a2ad644dc
sha1
d536858f4d1238b89f8e321f7185b26973dc6426
sha256
6eaff9ed196d352debfcfcccb9327d3f9e5da9dd9770fc7af5f6cf86244ba9bb
sha512
11a4549bd15959f12ffaefd849a671d06139c2f97358ad57d5da8160512a68bbba832067de579a37efa6130a894330e8e3a83a6082f8d99a3184ea0b6d30b4e9
ripemd-160
fe04f85f07f3f2dc318ea2205d4bd031d2adaf66
Diameter
182002818
Circumference
571778715.96144
Area
2.6016334394351E+16
Volume
3.1566974492015E+24
Surface area
1.040653375774E+17
Circumference
571778715.96144
Perimeter
364005636
Area
8281256439985281
Diagonal
128695426.80286
Surface area
49687538639911686
Volume
7.5360600432898E+23
Space diagonal
157619063.94836
Perimeter
273004227
Area
3.5858892261404E+15
Altitude
78809531.974178
Surface area
3.5858892261404E+15
Volume
8.8813319333987E+22
Height
42898475.600954