20090491 is an odd 8-digits prime number following 20090490
and preceding 20090492 . In scientific notation, it is written as 2.0090491 × 10^7.
The sum of its digits is 25. It has a total of 1 prime factors and 2 positive divisors.
There are 20090490 positive integers (up to 20090491) that are relatively prime to 20090491.
20090491 has 2 divisors, whose sum is 20090492
The reverse of 20090491 is 19409002
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million ninety thousand four hundred ninety-one
Scientific notation
2.0090491 × 10^7
Engineering notation
2.0090491 × 10^6
Prime Factorization
20090491
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20090491
Product of the distinct prime numbers
The prime factorization of 20090491 is 20090491.
Since it has a total of 1 prime factors.
4 , 8 , 6 , 26 , 978 , 233 , 1078 , 7116 , 90159 , 63997 , 735346 , 114154 , 3986373 , 7397305 , 35030104 , 70094683 , 971111020 , 919551562 , 6953088996 , 3333972241
n×2
40180982
n×3
60271473
n×4
80361964
n×5
100452455
n÷2
10045245.5
n÷3
6696830.3333333
n÷3
5022622.75
n÷5
4018098.2
n2
403627828621081
n3
8.1090812582614E+21
n4
1.6291542403737E+29
n5
3.2730508603839E+36
2 √n
4482.2417382377
3 √n
271.85052972168
4 √n
66.949546213829
5 √n
28.880061262569
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20090492
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10045246
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4482.241849789
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999004504
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20090491 can be divided by 2 positive divisors.
The sum of these divisors (counting 20090491) is 20090492, the average is 10045246.
Base
System
Value
2
Binary
1001100101000111001111011
3
Ternary
1101210200222021
4
Quaternary
1030220321323
5
Quinary
20120343431
6
Senary
1554335311
8
Octal
114507173
10
Decimal
20090491
12
Duodecimal
688a537
16
Hexadecimal
1328e7b
20
Vigesimal
65b64b
36
Base36
bylx7
md5
5e5de9bc50d28cf418c0551ef0fb3f7d
sha1
ca02f9bc4ecfff073eaeb55bc9c85c65e6aa0cfb
sha256
d4c9cf61e2283afbd9e35be672ce9c0c4897d34c9c6112b6b5eb78d638a075dd
sha512
b6437fac68bde2567111634a6e9b20c3aaf942a167ce3fb3829c82d4ea3d5aaf18748c64c9d5fab12026c031dc03f4668eb3083b5522b3d707723f0e65dd8a56
ripemd-160
7bbd55e57f986f73da30bff570118985eabc3287
Diameter
40180982
Circumference
126232277.86522
Area
1.2680342211804E+15
Volume
3.3967240144422E+22
Surface area
5.0721368847216E+15
Circumference
126232277.86522
Perimeter
80361964
Area
403627828621081
Diagonal
28412244.846935
Surface area
2421766971726486
Volume
8.1090812582614E+21
Space diagonal
34797751.161005
Perimeter
60271473
Area
1.747759766301E+14
Altitude
17398875.580503
Surface area
1.747759766301E+14
Volume
9.5566439115156E+20
Height
9470748.2823115