20736421 is an odd 8-digits composite number following 20736420
and preceding 20736422 . In scientific notation, it is written as 2.0736421 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 20021344 positive integers (up to 20736421) that are relatively prime to 20736421.
20736421 has 4 divisors, whose sum is 21451500
The reverse of 20736421 is 12463702
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million seven hundred thirty-six thousand four hundred twenty-one
Scientific notation
2.0736421 × 10^7
Engineering notation
2.0736421 × 10^6
Prime Factorization
29 × 715049
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20736421
Product of the distinct prime numbers
The prime factorization of 20736421 is 29 × 715049.
Since it has a total of 2 prime factors.
2 , 1 , 6 , 66 , 945 , 595 , 9311 , 4133 , 98694 , 18119 , 346408 , 490009 , 6216593 , 7079020 , 95587904 , 20205924 , 580041312 , 498575058 , 3904192167 , 5812228312
n×2
41472842
n×3
62209263
n×4
82945684
n×5
103682105
n÷2
10368210.5
n÷3
6912140.3333333
n÷3
5184105.25
n÷5
4147284.2
n2
429999155889241
n3
8.9166435261639E+21
n4
1.8489927406546E+29
n5
3.8341491896158E+36
2 √n
4553.7260567584
3 √n
274.73327747759
4 √n
67.481301534265
5 √n
29.063422830663
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
-20736420
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 20736421 can be divided by 4 positive divisors.
The sum of these divisors (counting 20736421) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111000110100110100101
3
Ternary
1110000112000121
4
Quaternary
1033012212211
5
Quinary
20302031141
6
Senary
2020241541
8
Octal
117064645
10
Decimal
20736421
12
Duodecimal
6b402b1
16
Hexadecimal
13c69a5
20
Vigesimal
69c111
36
Base36
ccgbp
md5
a43a8f281ed22cf27c6b181184fc59e3
sha1
837d32fe6673e44ec92c32b99e26ac01dc40e772
sha256
e1f2fb71b1af923509159f586dcfe0b1eb106a2b9f44ee73ed68ba263a826dcb
sha512
230ceae19a25cbf42c0342d3be0326bd0aec586a9f46af3a83bef23f9eb997cb6af468411bece46b1a40c2780d876234fe5050e7e1786c5c415e05d629869103
ripemd-160
98a5ca6dcfe015fd76068c4b1ae5d5a2751ae0ea
Diameter
41472842
Circumference
130290775.75069
Area
1.3508821891915E+15
Volume
3.7349949061967E+22
Surface area
5.4035287567658E+15
Circumference
130290775.75069
Perimeter
82945684
Area
429999155889241
Diagonal
29325727.813278
Surface area
2579994935335446
Volume
8.9166435261639E+21
Space diagonal
35916534.739138
Perimeter
62209263
Area
1.8619509630297E+14
Altitude
17958267.369569
Surface area
1.8619509630297E+14
Volume
1.0508365171289E+21
Height
9775242.6044261