208038145 is an odd 9-digits composite number following 208038144
and preceding 208038146 . In scientific notation, it is written as 2.08038145 × 10^8.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 142528320 positive integers (up to 208038145) that are relatively prime to 208038145.
208038145 has 8 divisors, whose sum is 214171776
The reverse of 208038145 is 541830802
Previous prime number is 1637
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
two hundred eight million thirty-eight thousand one hundred forty-five
Scientific notation
2.08038145 × 10^8
Engineering notation
2.08038145 × 10^6
Prime Factorization
35 × 1637 × 3631
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
208038145
Product of the distinct prime numbers
The prime factorization of 208038145 is 35 × 1637 × 3631.
Since it has a total of 3 prime factors.
5 , 4 , 87 , 14 , 322 , 744 , 7384 , 850 , 65740 , 90193 , 967926 , 55557 , 1211728 , 7983718 , 68564130 , 21908851 , 347735510 , 487950041 , 9684080303 , 581766141
n×2
416076290
n×3
624114435
n×4
832152580
n×5
1040190725
n÷2
104019072.5
n÷3
69346048.333333
n÷3
52009536.25
n÷5
41607629
n2
43279869775041025
n3
9.0038638238411E+24
n4
1.8731471277445E+33
n5
3.8968605376805E+41
2 √n
14423.527481168
3 √n
592.53543083061
4 √n
120.09799116208
5 √n
46.092322778945
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
-208038144
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 208038145 can be divided by 8 positive divisors.
The sum of these divisors (counting 208038145) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100011001100110100100000001
3
Ternary
112111110102200111
4
Quaternary
30121212210001
5
Quinary
411224210040
6
Senary
32350551321
8
Octal
1431464401
10
Decimal
208038145
12
Duodecimal
59808541
16
Hexadecimal
c666901
20
Vigesimal
3504f75
36
Base36
3fuz9d
md5
ca70d5989502fc27e83ef69f9cefcd3a
sha1
36cdaf7b31ee0dc61ccc34ff80eefdeeb4bc9ebf
sha256
b5af43ee244205c6d7c9020f3cfce9f97af673e1b60a7937b0e11263a0ce2745
sha512
df34565a947ac65841d1f7cf22961f8c8c591e0fd6e5679b3e6c4c43ce7698870b5ae3187b866a928160c032ffde397224bda897c0ef79fd69edfc3c53d48fb1
ripemd-160
d5b949635b0ac8df3cbeb4987e81a07657086a3c
Diameter
416076290
Circumference
1307142215.9969
Area
1.3596772093359E+17
Volume
3.7715296590536E+25
Surface area
5.4387088373437E+17
Circumference
1307142215.9969
Perimeter
832152580
Area
43279869775041025
Diagonal
294210366.14994
Surface area
259679218650246150
Volume
9.0038638238411E+24
Space diagonal
360332637.05238
Perimeter
624114435
Area
1.8740733348834E+16
Altitude
180166318.52619
Surface area
1.8740733348834E+16
Volume
1.0611155277864E+24
Height
98070122.04998