20097890 is an even 8-digits composite number following 20097889
and preceding 20097891 . In scientific notation, it is written as 2.0097890 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 8039152 positive integers (up to 20097890) that are relatively prime to 20097890.
20097890 has 8 divisors, whose sum is 36176220
The reverse of 20097890 is 09879002
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million ninety-seven thousand eight hundred ninety
Scientific notation
2.0097890 × 10^7
Engineering notation
2.0097890 × 10^6
Prime Factorization
2 × 5 × 2009789
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20097890
Product of the distinct prime numbers
The prime factorization of 20097890 is 2 × 5 × 2009789.
Since it has a total of 3 prime factors.
10 , 8 , 95 , 5 , 133 , 134 , 776 , 7771 , 57427 , 99695 , 874590 , 646273 , 21974 , 3861869 , 30427997 , 40069022 , 319728182 , 6091939 , 8542583064 , 7238303771
n×2
40195780
n×3
60293670
n×4
80391560
n×5
100489450
n÷2
10048945
n÷3
6699296.6666667
n÷3
5024472.5
n÷5
4019578
n2
403925182452100
n3
8.1180438851522E+21
n4
1.6315555301896E+29
n5
3.2790823574643E+36
2 √n
4483.0670305049
3 √n
271.88389833033
4 √n
66.955709469058
5 √n
28.882188160332
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
-20097889
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 20097890 can be divided by 8 positive divisors.
The sum of these divisors (counting 20097890) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101010101101100010
3
Ternary
1101211002010022
4
Quaternary
1030222231202
5
Quinary
20121113030
6
Senary
1554433442
8
Octal
114525542
10
Decimal
20097890
12
Duodecimal
6892882
16
Hexadecimal
132ab62
20
Vigesimal
65c4ea
36
Base36
byrmq
md5
18eafcfa7a54e841d75f699037a8bacb
sha1
0531636edb389ed89133453c65a95a515c16965e
sha256
bab41f639be545536d6e7f6ba9631ecbecfa8fbe54d2bf9c08a6d16bd0a49d1e
sha512
ef41de1f78b86609928f6dd7b9c8acde62fce90c781fe6217b6beb411988c0e57d47749961373ac90d733f52b2a4452da3914714d9f1903e5ab3b7793ff1a9aa
ripemd-160
6894c2a19d4101a52e8f7273eedbdc8bf9e38d5f
Diameter
40195780
Circumference
126278767.15331
Area
1.2689683857914E+15
Volume
3.4004782708152E+22
Surface area
5.0758735431657E+15
Circumference
126278767.15331
Perimeter
80391560
Area
403925182452100
Diagonal
28422708.613083
Surface area
2423551094712600
Volume
8.1180438851522E+21
Space diagonal
34810566.60493
Perimeter
60293670
Area
1.7490473461589E+14
Altitude
17405283.302465
Surface area
1.7490473461589E+14
Volume
9.5672064686019E+20
Height
9474236.2043609