20807743 is an odd 8-digits composite number following 20807742
and preceding 20807744 . In scientific notation, it is written as 2.0807743 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 18475800 positive integers (up to 20807743) that are relatively prime to 20807743.
20807743 has 8 divisors, whose sum is 23227776
The reverse of 20807743 is 34770802
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million eight hundred seven thousand seven hundred forty-three
Scientific notation
2.0807743 × 10^7
Engineering notation
2.0807743 × 10^6
Prime Factorization
11 × 43 × 43991
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20807743
Product of the distinct prime numbers
The prime factorization of 20807743 is 11 × 43 × 43991.
Since it has a total of 3 prime factors.
6 , 1 , 97 , 75 , 152 , 479 , 38 , 2421 , 71970 , 73589 , 725488 , 185789 , 5348360 , 5751440 , 38763838 , 14240786 , 451077939 , 934964955 , 9186258133 , 136783541
n×2
41615486
n×3
62423229
n×4
83230972
n×5
104038715
n÷2
10403871.5
n÷3
6935914.3333333
n÷3
5201935.75
n÷5
4161548.6
n2
432962168754049
n3
9.0089655361569E+21
n4
1.8745623957221E+29
n5
3.900541256765E+36
2 √n
4561.5505039405
3 √n
275.04789468836
4 √n
67.539251579659
5 √n
29.083387852672
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
-20807742
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 20807743 can be divided by 8 positive divisors.
The sum of these divisors (counting 20807743) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111011000000000111111
3
Ternary
1110011010212011
4
Quaternary
1033120000333
5
Quinary
20311321433
6
Senary
2021552051
8
Octal
117300077
10
Decimal
20807743
12
Duodecimal
6b75627
16
Hexadecimal
13d803f
20
Vigesimal
6a0j73
36
Base36
cdzcv
md5
5358e6d9573a046701eb990d8bb8820e
sha1
5b05a270134dc9f1de066da712750c8d21ed87f0
sha256
5f2b667e34a77a173f35ccdf7e5d2d23b54766ed9172c0f8f36583810f6f787b
sha512
4efb25f64496b294379ada6ddf6e9f8c62c1dc212ae79b428b5cdc698618ea240c8f2734915f45e94ad3e66c2441aa14bbc71e2084d44d564fc1dd72df3f41db
ripemd-160
a7b9920055921aefac04d4190d60f7f9eccff468
Diameter
41615486
Circumference
130738905.09317
Area
1.36019076864E+15
Volume
3.7736666593112E+22
Surface area
5.4407630745601E+15
Circumference
130738905.09317
Perimeter
83230972
Area
432962168754049
Diagonal
29426592.352974
Surface area
2597773012524294
Volume
9.0089655361569E+21
Space diagonal
36040068.066836
Perimeter
62423229
Area
1.8747811850931E+14
Altitude
18020034.033418
Surface area
1.8747811850931E+14
Volume
1.0617167703487E+21
Height
9808864.1176579