199900905 is an odd 9-digits composite number following 199900904
and preceding 199900906 . In scientific notation, it is written as 1.99900905 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 106613808 positive integers (up to 199900905) that are relatively prime to 199900905.
199900905 has 8 divisors, whose sum is 319841472
The reverse of 199900905 is 509009991
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred ninety-nine million nine hundred thousand nine hundred five
Scientific notation
1.99900905 × 10^8
Engineering notation
1.99900905 × 10^6
Prime Factorization
3 × 5 × 13326727
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
199900905
Product of the distinct prime numbers
The prime factorization of 199900905 is 3 × 5 × 13326727.
Since it has a total of 3 prime factors.
10 , 4 , 94 , 47 , 653 , 701 , 9054 , 2127 , 74578 , 17643 , 842724 , 394680 , 1921271 , 7557213 , 69434316 , 53990163 , 333438624 , 552611112 , 748832684 , 9657034119
n×2
399801810
n×3
599702715
n×4
799603620
n×5
999504525
n÷2
99950452.5
n÷3
66633635
n÷3
49975226.25
n÷5
39980181
n2
39960371819819025
n3
7.9881144909183E+24
n4
1.5968313159782E+33
n5
3.1920802519638E+41
2 √n
14138.631652321
3 √n
584.70694650708
4 √n
118.90597820261
5 √n
45.725972629923
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
-199900904
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 199900905 can be divided by 8 positive divisors.
The sum of these divisors (counting 199900905) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011111010100011111011101001
3
Ternary
111221011000111020
4
Quaternary
23322203323221
5
Quinary
402133312110
6
Senary
31500323053
8
Octal
1372437351
10
Decimal
199900905
12
Duodecimal
56b43489
16
Hexadecimal
bea3ee9
20
Vigesimal
3297c55
36
Base36
3b0kix
md5
5ea4f94fa1790c4ea7a58929ec180e31
sha1
22ec44525ad2ab677276600db1f28edd3ccb6c92
sha256
0a224bbc0b88c2a1b54c00242730aad916bc88faeccf4f2e33af5ae3430ed498
sha512
9673078915ec240a18ec3327364514929dc4b44dc2277ed96fc321f478e049b64cc6a43df4fabfb71b11fdccea7ae9a4c64fd8b9b808ea86c9567b2ddc9d4246
ripemd-160
803257cd0e7e91949e744ec3c7c0b4fadcba82e6
Diameter
399801810
Circumference
1256014429.1879
Area
1.2553921054386E+17
Volume
3.3460535734271E+25
Surface area
5.0215684217544E+17
Circumference
1256014429.1879
Perimeter
799603620
Area
39960371819819025
Diagonal
282702570.98166
Surface area
239762230918914150
Volume
7.9881144909183E+24
Space diagonal
346238523.939
Perimeter
599702715
Area
1.7303348570318E+16
Altitude
173119261.9695
Surface area
1.7303348570318E+16
Volume
9.4140832090381E+23
Height
94234190.327219