91992009 is an odd 8-digits composite number following 91992008
and preceding 91992010 . In scientific notation, it is written as 9.1992009 × 10^7.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 61328004 positive integers (up to 91992009) that are relatively prime to 91992009.
91992009 has 4 divisors, whose sum is 122656016
The reverse of 91992009 is 90029919
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
ninety-one million nine hundred ninety-two thousand nine
Scientific notation
9.1992009 × 10^7
Engineering notation
9.1992009 × 10^6
Prime Factorization
3 × 30664003
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
91992009
Product of the distinct prime numbers
The prime factorization of 91992009 is 3 × 30664003.
Since it has a total of 2 prime factors.
7 , 6 , 8 , 56 , 401 , 218 , 8684 , 9603 , 13863 , 94963 , 218568 , 981634 , 7384693 , 6902426 , 24238434 , 54663112 , 380718705 , 198101521 , 9899386973 , 9395880404
n×2
183984018
n×3
275976027
n×4
367968036
n×5
459960045
n÷2
45996004.5
n÷3
30664003
n÷3
22998002.25
n÷5
18398401.8
n2
8462529719856081
n3
7.7848511015177E+23
n4
7.1614409259447E+31
n5
6.5879533811248E+39
2 √n
9591.2464779089
3 √n
451.42267279567
4 √n
97.934909393479
5 √n
39.151645590211
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
-91992008
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 91992009 can be divided by 4 positive divisors.
The sum of these divisors (counting 91992009) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011110111010111111001001
3
Ternary
20102002200022110
4
Quaternary
11132322333021
5
Quinary
142022221014
6
Senary
13043412533
8
Octal
536727711
10
Decimal
91992009
12
Duodecimal
26984149
16
Hexadecimal
57bafc9
20
Vigesimal
18ej009
36
Base36
1irphl
md5
a76c4f41e4ced96f9fb54b261cce9471
sha1
bc324158a54e348293f871f3cb3648de2f033f02
sha256
526bf368a6344b10989e2e501bd2e4750895ca8bdcb82b5f165e53c1889d26d1
sha512
5e90f546415cbfc8f0d2f7b84bfeac1b1bd2e836201ed3bdc0a47c8de23cb3f92cd7251dd824af516874c92a27e4249b67c585ccbb116853e222a36af8bc6125
ripemd-160
b1e3bab5edcd0a27fa57d43b0a65248699c64434
Diameter
183984018
Circumference
578002839.32673
Area
2.6585821198685E+16
Volume
3.2609108039758E+24
Surface area
1.0634328479474E+17
Circumference
578002839.32673
Perimeter
367968036
Area
8462529719856081
Diagonal
130096346.75775
Surface area
50775178319136486
Volume
7.7848511015177E+23
Space diagonal
159334833.47833
Perimeter
275976027
Area
3.6643828588381E+15
Altitude
79667416.739167
Surface area
3.6643828588381E+15
Volume
9.1745350073512E+22
Height
43365448.919249