99201991 is an odd 8-digits composite number following 99201990
and preceding 99201992 . In scientific notation, it is written as 9.9201991 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 85030272 positive integers (up to 99201991) that are relatively prime to 99201991.
99201991 has 4 divisors, whose sum is 113373712
The reverse of 99201991 is 19910299
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
ninety-nine million two hundred one thousand nine hundred ninety-one
Scientific notation
9.9201991 × 10^7
Engineering notation
9.9201991 × 10^6
Prime Factorization
7 × 14171713
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
99201991
Product of the distinct prime numbers
The prime factorization of 99201991 is 7 × 14171713.
Since it has a total of 2 prime factors.
2 , 4 , 99 , 51 , 732 , 131 , 8285 , 3642 , 16640 , 9210 , 482733 , 187779 , 9681068 , 9885609 , 98599324 , 59432617 , 682331002 , 244712032 , 1168300688 , 7020255963
n×2
198403982
n×3
297605973
n×4
396807964
n×5
496009955
n÷2
49600995.5
n÷3
33067330.333333
n÷3
24800497.75
n÷5
19840398.2
n2
9841035018364081
n3
9.7625026732244E+23
n4
9.6845970232668E+31
n5
9.6073130674074E+39
2 √n
9960.0196284947
3 √n
462.92090789172
4 √n
99.799897938298
5 √n
39.746974640212
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
-99201990
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 99201991 can be divided by 4 positive divisors.
The sum of these divisors (counting 99201991) is 1, the average is 0.25.
Base
System
Value
2
Binary
101111010011011001111000111
3
Ternary
20220122222112211
4
Quaternary
11322123033013
5
Quinary
200343430431
6
Senary
13502124251
8
Octal
572331707
10
Decimal
99201991
12
Duodecimal
29280687
16
Hexadecimal
5e9b3c7
20
Vigesimal
1b004jb
36
Base36
1n28qv
md5
43348dd85fee18e9be2af7268d5152c5
sha1
f1df74bc37b7d8e6893e1d4322ff5acdb6386583
sha256
dcff318838f5f8d9e57d39e9f5fe7cc6741d8d2d7cef9985cd25837dc172b0c5
sha512
6167f32e31fa20927aee0b2b3e7e570eda84c9429e0e642ab6250afd7d6226fefca4bfeb6134408f2db6d8773409f53f7fc13f554bd5a2f119c4c1b647ea26cc
ripemd-160
aa9423c60c33c48164f1d4b1e6a7628403c6c593
Diameter
198403982
Circumference
623304492.29416
Area
3.0916523317412E+16
Volume
4.0893075571803E+24
Surface area
1.2366609326965E+17
Circumference
623304492.29416
Perimeter
396807964
Area
9841035018364081
Diagonal
140292801.08661
Surface area
59046210110184486
Volume
9.7625026732244E+23
Space diagonal
171822888.62399
Perimeter
297605973
Area
4.2612931627178E+15
Altitude
85911444.311995
Surface area
4.2612931627178E+15
Volume
1.1505219735981E+23
Height
46764267.028871