20090531 is an odd 8-digits composite number following 20090530
and preceding 20090532 . In scientific notation, it is written as 2.0090531 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 20026032 positive integers (up to 20090531) that are relatively prime to 20090531.
20090531 has 4 divisors, whose sum is 20155032
The reverse of 20090531 is 13509002
Previous prime number is 313
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million ninety thousand five hundred thirty-one
Scientific notation
2.0090531 × 10^7
Engineering notation
2.0090531 × 10^6
Prime Factorization
313 × 64187
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20090531
Product of the distinct prime numbers
The prime factorization of 20090531 is 313 × 64187.
Since it has a total of 2 prime factors.
6 , 5 , 14 , 51 , 788 , 892 , 3120 , 9962 , 28653 , 73859 , 894286 , 220691 , 6965924 , 5859423 , 55242602 , 45810182 , 377560029 , 148299379 , 3421130705 , 1139703724
n×2
40181062
n×3
60271593
n×4
80362124
n×5
100452655
n÷2
10045265.5
n÷3
6696843.6666667
n÷3
5022632.75
n÷5
4018106.2
n2
403629435861961
n3
8.1091296936972E+21
n4
1.6291672149424E+29
n5
3.2730834435985E+36
2 √n
4482.2462002884
3 √n
271.85071013894
4 √n
66.949579537802
5 √n
28.880072762552
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
-20090530
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 20090531 can be divided by 4 positive divisors.
The sum of these divisors (counting 20090531) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101000111010100011
3
Ternary
1101210201000202
4
Quaternary
1030220322203
5
Quinary
20120344111
6
Senary
1554335415
8
Octal
114507243
10
Decimal
20090531
12
Duodecimal
688a56b
16
Hexadecimal
1328ea3
20
Vigesimal
65b66b
36
Base36
bylyb
md5
009a1001cbd5d30a79479ce53c6162c4
sha1
3c5561b64f8e89c75dc7ca66f4422396a0e080d2
sha256
a9bf645803ffc24e3967ce8c1e80db93b52228184455f28452b529eda261bf82
sha512
849f3f27ed320d10c357e4f3822d8b5d8cff25a78d4c5f6d48eac212fd2550a2bdbcf88fc66c5d400282c583aec1ca0e8c6cc8e88ce6c2f250e7473690841e34
ripemd-160
82f27696498622a68aff628958630dd93c157d46
Diameter
40181062
Circumference
126232529.19264
Area
1.2680392704765E+15
Volume
3.3967443030301E+22
Surface area
5.0721570819061E+15
Circumference
126232529.19264
Perimeter
80362124
Area
403629435861961
Diagonal
28412301.415477
Surface area
2421776615171766
Volume
8.1091296936972E+21
Space diagonal
34797820.443038
Perimeter
60271593
Area
1.7477667258582E+14
Altitude
17398910.221519
Surface area
1.7477667258582E+14
Volume
9.5567009932242E+20
Height
9470767.1384924