199897986 is an even 9-digits composite number following 199897985
and preceding 199897987 . In scientific notation, it is written as 1.99897986 × 10^8.
The sum of its digits is 66. It has a total of 4 prime factors and 16 positive divisors.
There are 64334928 positive integers (up to 199897986) that are relatively prime to 199897986.
199897986 has 16 divisors, whose sum is 413582400
The reverse of 199897986 is 689798991
Previous prime number is 29
Is Prime? no
Number parity even
Number length 9
Sum of Digits 66
Digital Root 3
Name
one hundred ninety-nine million eight hundred ninety-seven thousand nine hundred eighty-six
Scientific notation
1.99897986 × 10^8
Engineering notation
1.99897986 × 10^6
Prime Factorization
2 × 3 × 29 × 1148839
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
199897986
Product of the distinct prime numbers
The prime factorization of 199897986 is 2 × 3 × 29 × 1148839.
Since it has a total of 4 prime factors.
7 , 8 , 56 , 15 , 706 , 334 , 6394 , 7457 , 86291 , 80860 , 93739 , 802875 , 813016 , 2939920 , 98833845 , 1754730 , 926673913 , 555366253 , 8251366344 , 7415777279
n×2
399795972
n×3
599693958
n×4
799591944
n×5
999489930
n÷2
99948993
n÷3
66632662
n÷3
49974496.5
n÷5
39979597.2
n2
39959204806856196
n3
7.9877645630521E+24
n4
1.5967380487963E+33
n5
3.1918472012395E+41
2 √n
14138.528424132
3 √n
584.7041004838
4 √n
118.90554412698
5 √n
45.725839088863
1 , 2 , 3 , 6 , 29 , 58 , 87 , 174 , 1148839 , 2297678 , 3446517 , 6893034 , 33316331 , 66632662 , 99948993 , 199897986
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
-199897985
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 199897986 can be divided by 16 positive divisors.
The sum of these divisors (counting 199897986) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1011111010100011001110000010
3
Ternary
111221010212111010
4
Quaternary
23322203032002
5
Quinary
402133213421
6
Senary
31500301350
8
Octal
1372431602
10
Decimal
199897986
12
Duodecimal
56b41856
16
Hexadecimal
bea3382
20
Vigesimal
32974j6
36
Base36
3b0i9u
md5
6c54534b343e549cc0876c23035b5114
sha1
f7289f97e058b4ebc95e0e72dc79bf8203f61d46
sha256
d8e01ab98661a3a3999ec6c4a8984df9e99d6c33e48f269264bde72008b2cdf9
sha512
39304274737196a6876b690c36b4c0225684735678471f9abe8529728fb57397ff53e45c49d1096f62dd8aa6260507b632aad14f9bb65da66ecc842564be126b
ripemd-160
8e13554aed84abfeb57e11206c393d749365f8b0
Diameter
399795972
Circumference
1255996088.57
Area
1.2553554426451E+17
Volume
3.3459069959852E+25
Surface area
5.0214217705804E+17
Circumference
1255996088.57
Perimeter
799591944
Area
39959204806856196
Diagonal
282698442.89227
Surface area
239755228841137176
Volume
7.9877645630521E+24
Space diagonal
346233468.08269
Perimeter
599693958
Area
1.7302843238881E+16
Altitude
173116734.04135
Surface area
1.7302843238881E+16
Volume
9.4136708150929E+23
Height
94232814.297422