209738986 is an even 9-digits composite number following 209738985
and preceding 209738987 . In scientific notation, it is written as 2.09738986 × 10^8.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 99350028 positive integers (up to 209738986) that are relatively prime to 209738986.
209738986 has 8 divisors, whose sum is 331166880
The reverse of 209738986 is 689837902
Previous prime number is 19
Is Prime? no Number parity even Number length 9 Sum of Digits 52 Digital Root 7
Name
two hundred nine million seven hundred thirty-eight thousand nine hundred eighty-six
Scientific notation
2.09738986 × 10^8
Engineering notation
2.09738986 × 10^6
Prime Factorization
2 × 19 × 5519447
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
209738986 Product of the distinct prime numbers
The prime factorization of 209738986 is 2 × 19 × 5519447.
Since it has a total of 3 prime factors.
1 , 9 , 95 , 8 , 900 , 932 , 2768 , 4535 , 87966 , 60321 , 365083 , 57428 , 4089391 , 3547449 , 53140155 , 46995177 , 288904978 , 379346427 , 8495140780 , 3682977230
n×2
419477972
n×3
629216958
n×4
838955944
n×5
1048694930
n÷2
104869493
n÷3
69912995.333333
n÷3
52434746.5
n÷5
41947797.2
n2
43990442248308196
n3
9.2265107508517E+24
n4
1.9351590092017E+33
n5
4.0587828833874E+41
2 √n14482.368107461
3 √n594.14583177385
4 √n120.3427110691
5 √n46.167444184563
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
-209738985 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 209738986 can be divided by 8 positive divisors.
The sum of these divisors (counting 209738986) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100100000000101110011101010
3
Ternary
112121122211210121
4
Quaternary
30200011303222
5
Quinary
412143121421
6
Senary
32451233454
8
Octal
1440056352
10
Decimal
209738986
12
Duodecimal
5a2a888a
16
Hexadecimal
c805cea
20
Vigesimal
35ah796
36
Base36
3gvfmy
md5
0e3e70668d930f55e7c39d95a485bda5
sha1
b0b8bdbc26a5449ef3f9d8171d7685823a3f5a17
sha256
8e1e4a53c245a127494fc73a31968e8cd070e1c0391a10dbe80105ae8a6285e0
sha512
1af405704c4e202d756fd664430206dacb570f047285c91baa7d6e8a5c609804d13a8cf96a91fbcc18b098b2ba03f257d2d0e19f7094a621e8478c35124dd14e
ripemd-160
f66144895e24329dfcb2157d05e89352e7909c6c
Diameter
419477972
Circumference
1317828915.1779
Area
1.3820005019545E+17
Volume
3.8647917857524E+25
Surface area
5.528002007818E+17
Circumference
1317828915.1779
Perimeter
838955944
Area
43990442248308196
Diagonal
296615718.55958
Surface area
263942653489849176
Volume
9.2265107508517E+24
Space diagonal
363278580.07998
Perimeter
629216958
Area
1.9048420255374E+16
Altitude
181639290.03999
Surface area
1.9048420255374E+16
Volume
1.0873547197696E+24
Height
98871906.186527