20090947 is an odd 8-digits composite number following 20090946
and preceding 20090948 . In scientific notation, it is written as 2.0090947 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 20080360 positive integers (up to 20090947) that are relatively prime to 20090947.
20090947 has 4 divisors, whose sum is 20101536
The reverse of 20090947 is 74909002
Previous prime number is 2477
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million ninety thousand nine hundred forty-seven
Scientific notation
2.0090947 × 10^7
Engineering notation
2.0090947 × 10^6
Prime Factorization
2477 × 8111
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20090947
Product of the distinct prime numbers
The prime factorization of 20090947 is 2477 × 8111.
Since it has a total of 2 prime factors.
7 , 3 , 49 , 72 , 256 , 461 , 3920 , 3255 , 14223 , 96862 , 125188 , 147532 , 330707 , 7020081 , 2432078 , 49837159 , 948975317 , 291193297 , 6570635454 , 4197042726
n×2
40181894
n×3
60272841
n×4
80363788
n×5
100454735
n÷2
10045473.5
n÷3
6696982.3333333
n÷3
5022736.75
n÷5
4018189.4
n2
403646151356809
n3
8.1096334336636E+21
n4
1.6293021550516E+29
n5
3.2734223244128E+36
2 √n
4482.2926053528
3 √n
271.85258646424
4 √n
66.949926104162
5 √n
28.88019236129
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
-20090946
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 20090947 can be divided by 4 positive divisors.
The sum of these divisors (counting 20090947) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101001000001000011
3
Ternary
1101210201121011
4
Quaternary
1030221001003
5
Quinary
20120402242
6
Senary
1554341351
8
Octal
114510103
10
Decimal
20090947
12
Duodecimal
688a857
16
Hexadecimal
1329043
20
Vigesimal
65b777
36
Base36
bym9v
md5
bfc601c60e85f333f1acc856d66f9206
sha1
d2bc1ce3b3498b5a5130384d83e80e4ee1485472
sha256
6c8e78073a354fc20c5e2db50fe35bedb6c8b673dc1c11f74a50d0da99534b07
sha512
4f5420c2c6cee7cdf57ccb4f6fa2061c3d90c2a832c031f47ffa288cdc2ceb004e2c92cd7d294255422b6927860fdfb378730ac22bb03d59d9f3d81227572e29
ripemd-160
4d9008baad471be94df4a8bdb1c00ea587ac012f
Diameter
40181894
Circumference
126235142.99772
Area
1.2680917837523E+15
Volume
3.3969553091338E+22
Surface area
5.0723671350094E+15
Circumference
126235142.99772
Perimeter
80363788
Area
403646151356809
Diagonal
28412889.728319
Surface area
2421876908140854
Volume
8.1096334336636E+21
Space diagonal
34798540.976174
Perimeter
60272841
Area
1.7478391060741E+14
Altitude
17399270.488087
Surface area
1.7478391060741E+14
Volume
9.5572946564678E+20
Height
9470963.242773