91361491 is an odd 8-digits composite number following 91361490
and preceding 91361492 . In scientific notation, it is written as 9.1361491 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 84333672 positive integers (up to 91361491) that are relatively prime to 91361491.
91361491 has 4 divisors, whose sum is 98389312
The reverse of 91361491 is 19416319
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
ninety-one million three hundred sixty-one thousand four hundred ninety-one
Scientific notation
9.1361491 × 10^7
Engineering notation
9.1361491 × 10^6
Prime Factorization
13 × 7027807
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
91361491
Product of the distinct prime numbers
The prime factorization of 91361491 is 13 × 7027807.
Since it has a total of 2 prime factors.
9 , 3 , 81 , 52 , 872 , 339 , 1561 , 5163 , 26234 , 72060 , 796730 , 639883 , 2118599 , 3697009 , 27456082 , 47031072 , 90239270 , 845418892 , 5314603865 , 4555030724
n×2
182722982
n×3
274084473
n×4
365445964
n×5
456807455
n÷2
45680745.5
n÷3
30453830.333333
n÷3
22840372.75
n÷5
18272298.2
n2
8346922037743081
n3
7.6258724262897E+23
n4
6.9671107504161E+31
n5
6.3652562612014E+39
2 √n
9558.3205114706
3 √n
450.38894931858
4 √n
97.766663599975
5 √n
39.097828358997
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-91361490
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 91361491 can be divided by 4 positive divisors.
The sum of these divisors (counting 91361491) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011100100001000011010011
3
Ternary
20100220122101221
4
Quaternary
11130201003103
5
Quinary
141342031431
6
Senary
13022105511
8
Octal
534410323
10
Decimal
91361491
12
Duodecimal
2671b297
16
Hexadecimal
57210d3
20
Vigesimal
18b03eb
36
Base36
1ie6z7
md5
2489670945c4800570c9a19720916cc4
sha1
abb52651a99877f9232c646767edeb39724a8949
sha256
ffee3aaefee3a50c0e0ea1d1ec99b00c29e459d49feeac057c0db13e976833e7
sha512
3d7117e16e186742472883a2b20f66957d14f845af2f3529ed3a31da64eb1b840e3b44f7ede7097a43f18c6d2b8411d19e4545f75bb80f1da683abb3dc07fffb
ripemd-160
6ae73c0037d4d8ee58051f764baf0a67b6a11cd1
Diameter
182722982
Circumference
574041177.89322
Area
2.622262895386E+16
Volume
3.1943179722193E+24
Surface area
1.0489051581544E+17
Circumference
574041177.89322
Perimeter
365445964
Area
8346922037743081
Diagonal
129204659.65083
Surface area
50081532226458486
Volume
7.6258724262897E+23
Space diagonal
158242744.26725
Perimeter
274084473
Area
3.6143232640468E+15
Altitude
79121372.133623
Surface area
3.6143232640468E+15
Volume
8.9871768418216E+22
Height
43068219.883609