199897789 is an odd 9-digits composite number following 199897788
and preceding 199897790 . In scientific notation, it is written as 1.99897789 × 10^8.
The sum of its digits is 67. It has a total of 4 prime factors and 16 positive divisors.
There are 157447872 positive integers (up to 199897789) that are relatively prime to 199897789.
199897789 has 16 divisors, whose sum is 247137408
The reverse of 199897789 is 987798991
Previous prime number is 227
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 67
Digital Root 4
Name
one hundred ninety-nine million eight hundred ninety-seven thousand seven hundred eighty-nine
Scientific notation
1.99897789 × 10^8
Engineering notation
1.99897789 × 10^6
Prime Factorization
7 × 13 × 227 × 9677
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
199897789
Product of the distinct prime numbers
The prime factorization of 199897789 is 7 × 13 × 227 × 9677.
Since it has a total of 4 prime factors.
2 , 8 , 73 , 44 , 313 , 893 , 9396 , 3893 , 64976 , 96425 , 710769 , 881422 , 8893963 , 2104104 , 1126516 , 19553964 , 440005351 , 27547723 , 3295602064 , 7566543463
n×2
399795578
n×3
599693367
n×4
799591156
n×5
999488945
n÷2
99948894.5
n÷3
66632596.333333
n÷3
49974447.25
n÷5
39979557.8
n2
39959126047088521
n3
7.9877409471853E+24
n4
1.5967317544471E+33
n5
3.1918314734007E+41
2 √n
14138.521457352
3 √n
584.70390840792
4 √n
118.90551483153
5 √n
45.725830076272
1 , 7 , 13 , 91 , 227 , 1589 , 2951 , 9677 , 20657 , 67739 , 125801 , 880607 , 2196679 , 15376753 , 28556827 , 199897789
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
-199897788
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 199897789 can be divided by 16 positive divisors.
The sum of these divisors (counting 199897789) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1011111010100011001010111101
3
Ternary
111221010212012211
4
Quaternary
23322203022331
5
Quinary
402133212124
6
Senary
31500300421
8
Octal
1372431275
10
Decimal
199897789
12
Duodecimal
56b41711
16
Hexadecimal
bea32bd
20
Vigesimal
3297499
36
Base36
3b0i4d
md5
af010fa43580030fccc591ada19952eb
sha1
91191df92ca7e4de641adb931864d4d1ef0f02a1
sha256
68b1a64d633938b8b610512677e90b0cd08e09cfce8d16cccf80d802b6400f09
sha512
d522855249e4918c571ece2f59ba09ec33a41efff5a51a475cc84080d2165c854ab28f6c8de345e09bd55aa00ff3e735888089ba49b57f7b4120367e568d0344
ripemd-160
09bf24f4cf1a8a7dad871aada4a189652b1d14d2
Diameter
399795578
Circumference
1255994850.7825
Area
1.255352968334E+17
Volume
3.3458971037941E+25
Surface area
5.0214118733361E+17
Circumference
1255994850.7825
Perimeter
799591156
Area
39959126047088521
Diagonal
282698164.2922
Surface area
239754756282531126
Volume
7.9877409471853E+24
Space diagonal
346233126.86868
Perimeter
599693367
Area
1.7302809134902E+16
Altitude
173116563.43434
Surface area
1.7302809134902E+16
Volume
9.413642983527E+23
Height
94232721.430732