199445945 is an odd 9-digits composite number following 199445944
and preceding 199445946 . In scientific notation, it is written as 1.99445945 × 10^8.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 151158960 positive integers (up to 199445945) that are relatively prime to 199445945.
199445945 has 8 divisors, whose sum is 251931840
The reverse of 199445945 is 549544991
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred ninety-nine million four hundred forty-five thousand nine hundred forty-five
Scientific notation
1.99445945 × 10^8
Engineering notation
1.99445945 × 10^6
Prime Factorization
5 × 19 × 2099431
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
199445945
Product of the distinct prime numbers
The prime factorization of 199445945 is 5 × 19 × 2099431.
Since it has a total of 3 prime factors.
10 , 1 , 43 , 20 , 391 , 736 , 1813 , 8642 , 13198 , 54499 , 184187 , 840691 , 8364695 , 8653150 , 28926769 , 15498894 , 923216776 , 840302440 , 739547850 , 6472192119
n×2
398891890
n×3
598337835
n×4
797783780
n×5
997229725
n÷2
99722972.5
n÷3
66481981.666667
n÷3
49861486.25
n÷5
39889189
n2
39778684976943025
n3
7.9336974160837E+24
n4
1.5823437784949E+33
n5
3.1559205021678E+41
2 √n
14122.533235932
3 √n
584.26302598768
4 √n
118.83826503249
5 √n
45.705139854498
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
-199445944
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 199445945 can be divided by 8 positive divisors.
The sum of these divisors (counting 199445945) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011111000110100110110111001
3
Ternary
111220021220101212
4
Quaternary
23320310312321
5
Quinary
402024232240
6
Senary
31442452505
8
Octal
1370646671
10
Decimal
199445945
12
Duodecimal
56964135
16
Hexadecimal
be34db9
20
Vigesimal
326aeh5
36
Base36
3aqth5
md5
7295e6a8a16b89c3df43431ef1e4a7e9
sha1
aa677bfc7ed1bf4cf8efbd2bf49bb436066b8cdb
sha256
c3a087852e963347552bc6d66d23522661fab616de055e3c35ba95faf7f5767c
sha512
17cca3cc671e98f01e15f94b310f5e39167a774635d742ffae00c52e96984edf2e35f94e2fbccacc84c265144c06ae0692bab46e3808157c80fd6c22fa90e9c4
ripemd-160
b6a6aeb908dcea4069cc660f32e3f2381bbafa88
Diameter
398891890
Circumference
1253155831.2005
Area
1.2496842449303E+17
Volume
3.3232594024231E+25
Surface area
4.9987369797211E+17
Circumference
1253155831.2005
Perimeter
797783780
Area
39778684976943025
Diagonal
282059160.37932
Surface area
238672109861658150
Volume
7.9336974160837E+24
Space diagonal
345450510.10359
Perimeter
598337835
Area
1.7224675859586E+16
Altitude
172725255.05179
Surface area
1.7224675859586E+16
Volume
9.349952071325E+23
Height
94019720.126439