209733981 is an odd 9-digits composite number following 209733980
and preceding 209733982 . In scientific notation, it is written as 2.09733981 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 131597760 positive integers (up to 209733981) that are relatively prime to 209733981.
209733981 has 8 divisors, whose sum is 296095104
The reverse of 209733981 is 189337902
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
two hundred nine million seven hundred thirty-three thousand nine hundred eighty-one
Scientific notation
2.09733981 × 10^8
Engineering notation
2.09733981 × 10^6
Prime Factorization
3 × 17 × 4112431
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
209733981
Product of the distinct prime numbers
The prime factorization of 209733981 is 3 × 17 × 4112431.
Since it has a total of 3 prime factors.
7 , 5 , 41 , 36 , 661 , 486 , 9700 , 1274 , 83350 , 1128 , 58083 , 853792 , 8014221 , 8697518 , 34837037 , 4933683 , 78369137 , 52923656 , 1614661018 , 9770115719
n×2
419467962
n×3
629201943
n×4
838935924
n×5
1048669905
n÷2
104866990.5
n÷3
69911327
n÷3
52433495.25
n÷5
41946796.2
n2
43988342786108361
n3
9.2258502501231E+24
n4
1.9349743010682E+33
n5
4.0582986329572E+41
2 √n
14482.195310104
3 √n
594.1411057036
4 √n
120.34199312835
5 √n
46.167223843779
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
-209733980
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 209733981 can be divided by 8 positive divisors.
The sum of these divisors (counting 209733981) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100100000000100100101011101
3
Ternary
112121122120221020
4
Quaternary
30200010211131
5
Quinary
412142441411
6
Senary
32451154353
8
Octal
1440044535
10
Decimal
209733981
12
Duodecimal
5a2a59b9
16
Hexadecimal
c80495d
20
Vigesimal
35agej1
36
Base36
3gvbrx
md5
0677dc4a7b3f681ee337fde0b0ab4123
sha1
3ffced82df48832ee681350a3066cc352e5859a9
sha256
97be95247da6b6dba23d63e3cca3c2dada5f38162c62f0620ba757f40a997d55
sha512
87b915602b0842fc0918fd00026619c804aa46fb5aba4eb1ff714ebc2edae092479f0206484f1ecdae63fe68f1e36d83239e078808ed59fa29d375dbd916adaf
ripemd-160
f247c62314890e6f036e67369da7e0f9ed1c5d5d
Diameter
419467962
Circumference
1317797467.8355
Area
1.3819345454043E+17
Volume
3.8645151158542E+25
Surface area
5.5277381816171E+17
Circumference
1317797467.8355
Perimeter
838935924
Area
43988342786108361
Diagonal
296608640.4207
Surface area
263930056716650166
Volume
9.2258502501231E+24
Space diagonal
363269911.16569
Perimeter
629201943
Area
1.9047511161574E+16
Altitude
181634955.58284
Surface area
1.9047511161574E+16
Volume
1.0872768790123E+24
Height
98869546.8069