20189461 is an odd 8-digits composite number following 20189460
and preceding 20189462 . In scientific notation, it is written as 2.0189461 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 19759852 positive integers (up to 20189461) that are relatively prime to 20189461.
20189461 has 4 divisors, whose sum is 20619072
The reverse of 20189461 is 16498102
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred eighty-nine thousand four hundred sixty-one
Scientific notation
2.0189461 × 10^7
Engineering notation
2.0189461 × 10^6
Prime Factorization
47 × 429563
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20189461
Product of the distinct prime numbers
The prime factorization of 20189461 is 47 × 429563.
Since it has a total of 2 prime factors.
10 , 6 , 36 , 67 , 227 , 166 , 1767 , 429 , 35621 , 85088 , 398509 , 254473 , 9113290 , 1367794 , 41596053 , 75770069 , 493657164 , 954103818 , 664810166 , 5078281666
n×2
40378922
n×3
60568383
n×4
80757844
n×5
100947305
n÷2
10094730.5
n÷3
6729820.3333333
n÷3
5047365.25
n÷5
4037892.2
n2
407614335470521
n3
8.229513729023E+21
n4
1.6614944648107E+29
n5
3.3544677699012E+36
2 √n
4493.2684095211
3 √n
272.29619640485
4 √n
67.031846233869
5 √n
28.90845921558
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
-20189460
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 20189461 can be divided by 4 positive divisors.
The sum of these divisors (counting 20189461) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000001000100010101
3
Ternary
1101222201201211
4
Quaternary
1031001010111
5
Quinary
20132030321
6
Senary
2000421421
8
Octal
115010425
10
Decimal
20189461
12
Duodecimal
6917871
16
Hexadecimal
1341115
20
Vigesimal
663dd1
36
Base36
c0qad
md5
043e066b0a940d995e53202cf5bd5b33
sha1
558900f0554b6ba89651401d96517fe531dafc75
sha256
f316358f24783c51931e1160c62260d75023a6f5c374f21703dd3ff66f801d3e
sha512
e986cf55e310b323f16a9f35db269209887dad7feca6911a15f10dc633d11332bf73359bd35236f2193bad9f32a3b819da88457fc1d1acecc53915f55516e985
ripemd-160
8b5a277ff383ea36d4e97fe571c80c2c2a0195db
Diameter
40378922
Circumference
126854124.71508
Area
1.2805582018121E+15
Volume
3.4471706498287E+22
Surface area
5.1222328072483E+15
Circumference
126854124.71508
Perimeter
80757844
Area
407614335470521
Diagonal
28552209.563203
Surface area
2445686012823126
Volume
8.229513729023E+21
Space diagonal
34969172.22943
Perimeter
60568383
Area
1.7650218473209E+14
Altitude
17484586.114715
Surface area
1.7650218473209E+14
Volume
9.6985749394333E+20
Height
9517403.1877342