20068021 is an odd 8-digits composite number following 20068020
and preceding 20068022 . In scientific notation, it is written as 2.0068021 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 19914700 positive integers (up to 20068021) that are relatively prime to 20068021.
20068021 has 4 divisors, whose sum is 20221344
The reverse of 20068021 is 12086002
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million sixty-eight thousand twenty-one
Scientific notation
2.0068021 × 10^7
Engineering notation
2.0068021 × 10^6
Prime Factorization
131 × 153191
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20068021
Product of the distinct prime numbers
The prime factorization of 20068021 is 131 × 153191.
Since it has a total of 2 prime factors.
1 , 1 , 15 , 3 , 864 , 750 , 7548 , 4771 , 75043 , 11062 , 12088 , 337619 , 753847 , 421227 , 61901293 , 18017359 , 726115095 , 122540799 , 4568325184 , 2121726781
n×2
40136042
n×3
60204063
n×4
80272084
n×5
100340105
n÷2
10034010.5
n÷3
6689340.3333333
n÷3
5017005.25
n÷5
4013604.2
n2
402725466856441
n3
8.0819031261099E+21
n4
1.6218780165474E+29
n5
3.2547882095511E+36
2 √n
4479.7344787387
3 √n
271.7491424511
4 √n
66.930818602036
5 √n
28.8735982499
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
-20068020
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 20068021 can be divided by 4 positive divisors.
The sum of these divisors (counting 20068021) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100100011011010110101
3
Ternary
1101202120011001
4
Quaternary
1030203122311
5
Quinary
20114134041
6
Senary
1554043301
8
Octal
114433265
10
Decimal
20068021
12
Duodecimal
6879531
16
Hexadecimal
13236b5
20
Vigesimal
658a11
36
Base36
by4l1
md5
cbf08224cbaa38b171ee9cb8e3240569
sha1
d8ff510f43433865edc1add832a27ad6e830886a
sha256
1ae06a16dba0663dedf65984d6d603514777032f19afe35729fb9dccf15fc3e5
sha512
050c9f2c8e65ff6be47c4fba9bbbad9bc1464176727f8a9631cadbafab7c3e263b33c361aaec7479550dbe3555de4c5e217893dacca960089f66ebfa40d6af61
ripemd-160
55a77e21c5b56cd6b87bceada0b4f831afd99040
Diameter
40136042
Circumference
126091094.69137
Area
1.2651993680897E+15
Volume
3.3853396650681E+22
Surface area
5.0607974723589E+15
Circumference
126091094.69137
Perimeter
80272084
Area
402725466856441
Diagonal
28380467.468188
Surface area
2416352801138646
Volume
8.0819031261099E+21
Space diagonal
34758831.979359
Perimeter
60204063
Area
1.7438524252431E+14
Altitude
17379415.98968
Surface area
1.7438524252431E+14
Volume
9.5246141756084E+20
Height
9460155.8227294