206890961 is an odd 9-digits composite number following 206890960
and preceding 206890962 . In scientific notation, it is written as 2.06890961 × 10^8.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 200366080 positive integers (up to 206890961) that are relatively prime to 206890961.
206890961 has 8 divisors, whose sum is 213489864
The reverse of 206890961 is 169098602
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
two hundred six million eight hundred ninety thousand nine hundred sixty-one
Scientific notation
2.06890961 × 10^8
Engineering notation
2.06890961 × 10^6
Prime Factorization
41 × 137 × 36833
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
206890961
Product of the distinct prime numbers
The prime factorization of 206890961 is 41 × 137 × 36833.
Since it has a total of 3 prime factors.
5 , 9 , 51 , 19 , 181 , 853 , 2700 , 6666 , 70280 , 33572 , 895101 , 919093 , 365016 , 6633289 , 44705 , 92009129 , 507936811 , 472217973 , 6663033952 , 1431132441
n×2
413781922
n×3
620672883
n×4
827563844
n×5
1034454805
n÷2
103445480.5
n÷3
68963653.666667
n÷3
51722740.25
n÷5
41378192.2
n2
42803869743503521
n3
8.8557337457523E+24
n4
1.8321712650188E+33
n5
3.7905967373633E+41
2 √n
14383.704703587
3 √n
591.44428406049
4 √n
119.93208371235
5 √n
46.041376936302
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
-206890960
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 206890961 can be divided by 8 positive divisors.
The sum of these divisors (counting 206890961) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100010101001110011111010001
3
Ternary
112102022011001012
4
Quaternary
30111032133101
5
Quinary
410431002321
6
Senary
32310220305
8
Octal
1425163721
10
Decimal
206890961
12
Duodecimal
59354695
16
Hexadecimal
c54e7d1
20
Vigesimal
34d1781
36
Base36
3f6e35
md5
ef007377f9584894e4360f48cbe05454
sha1
30906a9313e0fd6c0cf9c277c3dc3c7561decb15
sha256
f44f93c27fdbf666a2e0bf91c33df2fd76a4aff9d4adf46c7e08127e357e1ce5
sha512
faaf76a0d94ee94d3cf77e8e3436099b7c3110f11046eaae65dcb821b862cca9ab8301b8214eb8bb6aad83c510b09c4f2d8004052cd37e5bd4477b6862cae0e0
ripemd-160
b8109c6c300da7ef4ab23ff1e18ac92f46496b0f
Diameter
413781922
Circumference
1299934246.3435
Area
1.3447232273141E+17
Volume
3.7094810770403E+25
Surface area
5.3788929092562E+17
Circumference
1299934246.3435
Perimeter
827563844
Area
42803869743503521
Diagonal
292588002.9786
Surface area
256823218461021126
Volume
8.8557337457523E+24
Space diagonal
358345656.07875
Perimeter
620672883
Area
1.8534619289077E+16
Altitude
179172828.03938
Surface area
1.8534619289077E+16
Volume
1.0436582306673E+24
Height
97529334.326201