209968457 is an odd 9-digits composite number following 209968456
and preceding 209968458 . In scientific notation, it is written as 2.09968457 × 10^8.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 206006736 positive integers (up to 209968457) that are relatively prime to 209968457.
209968457 has 4 divisors, whose sum is 213930180
The reverse of 209968457 is 754869902
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
two hundred nine million nine hundred sixty-eight thousand four hundred fifty-seven
Scientific notation
2.09968457 × 10^8
Engineering notation
2.09968457 × 10^6
Prime Factorization
53 × 3961669
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
209968457
Product of the distinct prime numbers
The prime factorization of 209968457 is 53 × 3961669.
Since it has a total of 2 prime factors.
10 , 6 , 48 , 62 , 345 , 201 , 8757 , 6589 , 72853 , 86501 , 499925 , 357490 , 3995295 , 252247 , 21088813 , 13234943 , 770318573 , 811375867 , 4215722681 , 4828749002
n×2
419936914
n×3
629905371
n×4
839873828
n×5
1049842285
n÷2
104984228.5
n÷3
69989485.666667
n÷3
52492114.25
n÷5
41993691.4
n2
44086752934960849
n3
9.256827487894E+24
n4
1.9436417843483E+33
n5
4.0810346642033E+41
2 √n
14490.288368421
3 √n
594.36243360676
4 √n
120.37561367827
5 √n
46.177541931787
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-209968456
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 209968457 can be divided by 4 positive divisors.
The sum of these divisors (counting 209968457) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100100000111101110101001001
3
Ternary
112122002111120112
4
Quaternary
30200331311021
5
Quinary
412222442312
6
Senary
32500204105
8
Octal
1440756511
10
Decimal
209968457
12
Duodecimal
5a399635
16
Hexadecimal
c83dd49
20
Vigesimal
35c612h
36
Base36
3h0cp5
md5
fa5c0df3ec7e860ca17e93120970385a
sha1
552320a19c6fe328adf9754d5f24144890813547
sha256
ca7dad65a37d58a190b91828844839b3388ea240241b0ec984229fcab9a7cebe
sha512
feea6b1f8d642675187cc507cf7c1658880b5f44f1ddf2377542e5e1701b8a14af1d4e84b5ee25d850ef0232e444664377fc3989f0a05031b74a02ae9f3a0711
ripemd-160
b7658ad4e3e9f1ec7db82e627addefe236a99239
Diameter
419936914
Circumference
1319270723.9936
Area
1.385026191411E+17
Volume
3.8774908308688E+25
Surface area
5.540104765644E+17
Circumference
1319270723.9936
Perimeter
839873828
Area
44086752934960849
Diagonal
296940239.55995
Surface area
264520517609765094
Volume
9.256827487894E+24
Space diagonal
363676035.51084
Perimeter
629905371
Area
1.9090124006022E+16
Altitude
181838017.75542
Surface area
1.9090124006022E+16
Volume
1.090927581494E+24
Height
98980079.853317