20210531 is an odd 8-digits composite number following 20210530
and preceding 20210532 . In scientific notation, it is written as 2.0210531 × 10^7.
The sum of its digits is 14. It has a total of 3 prime factors and 8 positive divisors.
There are 18340000 positive integers (up to 20210531) that are relatively prime to 20210531.
20210531 has 8 divisors, whose sum is 22087728
The reverse of 20210531 is 13501202
Previous prime number is 2621
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 14
Digital Root 5
Name
twenty million two hundred ten thousand five hundred thirty-one
Scientific notation
2.0210531 × 10^7
Engineering notation
2.0210531 × 10^6
Prime Factorization
11 × 2621 × 701
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20210531
Product of the distinct prime numbers
The prime factorization of 20210531 is 11 × 2621 × 701.
Since it has a total of 3 prime factors.
1 , 5 , 97 , 14 , 833 , 869 , 363 , 1288 , 94962 , 20136 , 401392 , 128500 , 8111469 , 2192507 , 39190368 , 96342552 , 346933059 , 330113828 , 6312322437 , 6899284916
n×2
40421062
n×3
60631593
n×4
80842124
n×5
101052655
n÷2
10105265.5
n÷3
6736843.6666667
n÷3
5052632.75
n÷5
4042106.2
n2
408465563301961
n3
8.2553059295467E+21
n4
1.6684411640359E+29
n5
3.3720081867423E+36
2 √n
4495.612416568
3 √n
272.39088749441
4 √n
67.049328233532
5 √n
28.914490551713
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
-20210530
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 20210531 can be divided by 8 positive divisors.
The sum of these divisors (counting 20210531) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000110001101100011
3
Ternary
1102000210122012
4
Quaternary
1031012031203
5
Quinary
20133214111
6
Senary
2001103135
8
Octal
115061543
10
Decimal
20210531
12
Duodecimal
6927aab
16
Hexadecimal
1346363
20
Vigesimal
66666b
36
Base36
c16jn
md5
19f0d7d93f7549ebfdc2d5839dfb6b3e
sha1
3d6114c62125ea97c8b64f133a09e7459a70aca7
sha256
b93ede37759ffe9bb98a0c0eb340e85915915b356f32fb37091611f3b5ae2d41
sha512
54acf74a48031a47ae112bba0079388f766afa25f6f90d7c7fef64cd00436c1af6075fa9c17ad97baf8000138875ca34c027622f3df57276a47961dab5a8044a
ripemd-160
d226f5939cda8ab07db5c72ed1e37b26516c4746
Diameter
40421062
Circumference
126986511.4295
Area
1.2832324129139E+15
Volume
3.45797446152E+22
Surface area
5.1329296516554E+15
Circumference
126986511.4295
Perimeter
80842124
Area
408465563301961
Diagonal
28582007.042962
Surface area
2450793379811766
Volume
8.2553059295467E+21
Space diagonal
35005666.539946
Perimeter
60631593
Area
1.7687077719531E+14
Altitude
17502833.269973
Surface area
1.7687077719531E+14
Volume
9.7289713392534E+20
Height
9527335.6809873