20071242 is an even 8-digits composite number following 20071241
and preceding 20071243 . In scientific notation, it is written as 2.0071242 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 16 positive divisors.
There are 6509376 positive integers (up to 20071242) that are relatively prime to 20071242.
20071242 has 16 divisors, whose sum is 34357320
The reverse of 20071242 is 24217002
Previous prime number is 37
Is Prime? no
Number parity even
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million seventy-one thousand two hundred forty-two
Scientific notation
2.0071242 × 10^7
Engineering notation
2.0071242 × 10^6
Prime Factorization
2 × 9 × 37 × 30137
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20071242
Product of the distinct prime numbers
The prime factorization of 20071242 is 2 × 9 × 37 × 30137.
Since it has a total of 4 prime factors.
2 , 4 , 34 , 91 , 78 , 967 , 1609 , 7919 , 11594 , 21347 , 112575 , 991791 , 1118056 , 1790425 , 13066331 , 90738536 , 209364160 , 214902760 , 7030902985 , 1280654912
n×2
40142484
n×3
60213726
n×4
80284968
n×5
100356210
n÷2
10035621
n÷3
6690414
n÷3
5017810.5
n÷5
4014248.4
n2
402854755422564
n3
8.0857952869371E+21
n4
1.6229195396657E+29
n5
3.257401082716E+36
2 √n
4480.0939722287
3 √n
271.76368062541
4 √n
66.933504108396
5 √n
28.87452505668
1 , 2 , 9 , 18 , 37 , 74 , 333 , 666 , 30137 , 60274 , 271233 , 542466 , 1115069 , 2230138 , 10035621 , 20071242
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
-20071241
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 20071242 can be divided by 16 positive divisors.
The sum of these divisors (counting 20071242) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100100100001101001010
3
Ternary
1101202201120100
4
Quaternary
1030210031022
5
Quinary
20114234432
6
Senary
1554110230
8
Octal
114441512
10
Decimal
20071242
12
Duodecimal
687b376
16
Hexadecimal
132434a
20
Vigesimal
658i22
36
Base36
by72i
md5
d83e2a3e4acf04eb35705ec02fc585ba
sha1
6e8e177dc9deab1818025f318aa2d55e595fa168
sha256
6866d4a754ce229475df763fe8e38099e34a428c42e8d6f01342927e3ffbfd69
sha512
2d9ed699bef39fc655e8407cac0cfbd48b75053407d3a07a9f97a00a9f374f951ac8e4db5d68f6fee8984efaffe20cd2c370c15a95a7490f5ea4110119d4d2e5
ripemd-160
ffd15705d678431fa2eca2edd1365945ead8be67
Diameter
40142484
Circumference
126111332.83125
Area
1.2656055400992E+15
Volume
3.386970009583E+22
Surface area
5.062422160397E+15
Circumference
126111332.83125
Perimeter
80284968
Area
402854755422564
Diagonal
28385022.650072
Surface area
2417128532535384
Volume
8.0857952869371E+21
Space diagonal
34764410.91501
Perimeter
60213726
Area
1.7444122611565E+14
Altitude
17382205.457505
Surface area
1.7444122611565E+14
Volume
9.5292011311324E+20
Height
9461674.2166908