91992018 is an even 8-digits composite number following 91992017
and preceding 91992019 . In scientific notation, it is written as 9.1992018 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 30594816 positive integers (up to 91992018) that are relatively prime to 91992018.
91992018 has 16 divisors, whose sum is 184399200
The reverse of 91992018 is 81029919
Previous prime number is 449
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
ninety-one million nine hundred ninety-two thousand eighteen
Scientific notation
9.1992018 × 10^7
Engineering notation
9.1992018 × 10^6
Prime Factorization
2 × 3 × 449 × 34147
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
91992018
Product of the distinct prime numbers
The prime factorization of 91992018 is 2 × 3 × 449 × 34147.
Since it has a total of 4 prime factors.
7 , 6 , 50 , 49 , 273 , 288 , 6740 , 9781 , 52749 , 26743 , 318782 , 634796 , 1709678 , 3519708 , 74097082 , 22191623 , 579441081 , 548829429 , 5258797588 , 4031462926
n×2
183984036
n×3
275976054
n×4
367968072
n×5
459960090
n÷2
45996009
n÷3
30664006
n÷3
22998004.5
n÷5
18398403.6
n2
8462531375712324
n3
7.7848533864009E+23
n4
7.1614437284916E+31
n5
6.5879566037738E+39
2 √n
9591.2469470867
3 √n
451.42268751725
4 √n
97.934911788834
5 √n
39.151646356288
1 , 2 , 3 , 6 , 449 , 898 , 1347 , 2694 , 34147 , 68294 , 102441 , 204882 , 15332003 , 30664006 , 45996009 , 91992018
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-91992017
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 91992018 can be divided by 16 positive divisors.
The sum of these divisors (counting 91992018) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101011110111010111111010010
3
Ternary
20102002200022210
4
Quaternary
11132322333102
5
Quinary
142022221033
6
Senary
13043412550
8
Octal
536727722
10
Decimal
91992018
12
Duodecimal
26984156
16
Hexadecimal
57bafd2
20
Vigesimal
18ej00i
36
Base36
1irphu
md5
f4058d32eae922664b28ed8d0f8d7f43
sha1
53411ba071636f75def9e2dc74678796895e92bb
sha256
a18f8dbf4a95e9e7709be9364e817752530c741ae51af3289d172196b6730090
sha512
5d7ec6559a19db64dae5262422a21ddbb8a1fb292ef79cc34b8a2316b9449e3d74ae38355398be5a2e2c419547c50c042f668b59b102b924a6686eeac56a88f7
ripemd-160
fbbd84bf22eaf7b2a5808112163307fd456c9630
Diameter
183984036
Circumference
578002895.8754
Area
2.6585826400711E+16
Volume
3.2609117610654E+24
Surface area
1.0634330560284E+17
Circumference
578002895.8754
Perimeter
367968072
Area
8462531375712324
Diagonal
130096359.48567
Surface area
50775188254273944
Volume
7.7848533864009E+23
Space diagonal
159334849.06679
Perimeter
275976054
Area
3.6643835758449E+15
Altitude
79667424.533395
Surface area
3.6643835758449E+15
Volume
9.1745377001119E+22
Height
43365453.16189