20744531 is an odd 8-digits composite number following 20744530
and preceding 20744532 . In scientific notation, it is written as 2.0744531 × 10^7.
The sum of its digits is 26. It has a total of 4 prime factors and 16 positive divisors.
There are 19375200 positive integers (up to 20744531) that are relatively prime to 20744531.
20744531 has 16 divisors, whose sum is 22179840
The reverse of 20744531 is 13544702
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million seven hundred forty-four thousand five hundred thirty-one
Scientific notation
2.0744531 × 10^7
Engineering notation
2.0744531 × 10^6
Prime Factorization
151 × 37 × 47 × 79
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20744531
Product of the distinct prime numbers
The prime factorization of 20744531 is 151 × 37 × 47 × 79.
Since it has a total of 4 prime factors.
5 , 5 , 22 , 65 , 360 , 801 , 9366 , 9049 , 44439 , 5278 , 493324 , 212667 , 2865109 , 2450973 , 61087668 , 21411737 , 568346593 , 670507692 , 2205304817 , 9978459639
n×2
41489062
n×3
62233593
n×4
82978124
n×5
103722655
n÷2
10372265.5
n÷3
6914843.6666667
n÷3
5186132.75
n÷5
4148906.2
n2
430335566409961
n3
8.927109497794E+21
n4
1.8518869971738E+29
n5
3.8416527221369E+36
2 √n
4554.6164492743
3 √n
274.76908880807
4 √n
67.487898539474
5 √n
29.065695812045
1 , 37 , 47 , 79 , 151 , 1739 , 2923 , 3713 , 5587 , 7097 , 11929 , 137381 , 262589 , 441373 , 560663 , 20744531
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20744530
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20744531 can be divided by 16 positive divisors.
The sum of these divisors (counting 20744531) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001111001000100101010011
3
Ternary
1110000221010222
4
Quaternary
1033020211103
5
Quinary
20302311111
6
Senary
2020343255
8
Octal
117104523
10
Decimal
20744531
12
Duodecimal
6b44b2b
16
Hexadecimal
13c8953
20
Vigesimal
69d16b
36
Base36
ccmkz
md5
dbfe81fc1e0d73d4a512a4939aa39463
sha1
f54b18361d2b02ac4f79fe2468df1395e969a8f2
sha256
131db26118e64ed0e63a0190f3f698dd2502a987ada6d150e73ef7ae4f02d64f
sha512
0294f101f5f3bcebfa12b8c9601220bdb52e40d495ead38e1067f103be507c9909c073523695746ee088ecee31b74b86559e475138e702d4504ad0fe5c39e5c3
ripemd-160
6ab306102039cd3c523d00ee7f1c9e0a53e2cf5d
Diameter
41489062
Circumference
130341732.38353
Area
1.3519390540119E+15
Volume
3.7393788821415E+22
Surface area
5.4077562160477E+15
Circumference
130341732.38353
Perimeter
82978124
Area
430335566409961
Diagonal
29337197.085269
Surface area
2582013398459766
Volume
8.927109497794E+21
Space diagonal
35930581.671188
Perimeter
62233593
Area
1.863407663315E+14
Altitude
17965290.835594
Surface area
1.863407663315E+14
Volume
1.0520699437142E+21
Height
9779065.6950897