20105743 is an odd 8-digits composite number following 20105742
and preceding 20105744 . In scientific notation, it is written as 2.0105743 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 16326360 positive integers (up to 20105743) that are relatively prime to 20105743.
20105743 has 8 divisors, whose sum is 24187520
The reverse of 20105743 is 34750102
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million one hundred five thousand seven hundred forty-three
Scientific notation
2.0105743 × 10^7
Engineering notation
2.0105743 × 10^6
Prime Factorization
7 × 19 × 151171
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20105743
Product of the distinct prime numbers
The prime factorization of 20105743 is 7 × 19 × 151171.
Since it has a total of 3 prime factors.
7 , 7 , 74 , 9 , 91 , 43 , 9849 , 5907 , 92978 , 14824 , 257348 , 584447 , 2369178 , 2498404 , 25041413 , 42837181 , 971382441 , 148533868 , 7031557520 , 5372472585
n×2
40211486
n×3
60317229
n×4
80422972
n×5
100528715
n÷2
10052871.5
n÷3
6701914.3333333
n÷3
5026435.75
n÷5
4021148.6
n2
404240901582049
n3
8.127563677297E+21
n4
1.6341070651187E+29
n5
3.285493668576E+36
2 √n
4483.9427962453
3 √n
271.91930546719
4 √n
66.962249038136
5 √n
28.884444878648
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
-20105742
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 20105743 can be divided by 8 positive divisors.
The sum of these divisors (counting 20105743) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101100101000001111
3
Ternary
1101211110220011
4
Quaternary
1030230220033
5
Quinary
20121340433
6
Senary
1554534051
8
Octal
114545017
10
Decimal
20105743
12
Duodecimal
6897327
16
Hexadecimal
132ca0f
20
Vigesimal
65d473
36
Base36
byxov
md5
5545010bb23bed8aa712a32ca7fc061a
sha1
a7d6a30cf6f2002644529e326595246abb943311
sha256
5fbcae80fcd1ec586052cd8147f436ed1dd6bbb54993c76382fe0dd23a17f206
sha512
807d36e3088a677fc8fe45be32edeb9a0380b05dd0d90a605180f29aaf70c5d28a0828ff363413b2fe81b50ac111046f843ef54b3a11e3ff5924a03c6da77030
ripemd-160
2f96f3083877be59cad9e30342d38ecadcb110e6
Diameter
40211486
Circumference
126328109.00753
Area
1.2699602466907E+15
Volume
3.4044659120239E+22
Surface area
5.0798409867627E+15
Circumference
126328109.00753
Perimeter
80422972
Area
404240901582049
Diagonal
28433814.432188
Surface area
2425445409492294
Volume
8.127563677297E+21
Space diagonal
34824168.399922
Perimeter
60317229
Area
1.7504144500939E+14
Altitude
17412084.199961
Surface area
1.7504144500939E+14
Volume
9.5784256512369E+20
Height
9477938.1440626