20079145 is an odd 8-digits composite number following 20079144
and preceding 20079146 . In scientific notation, it is written as 2.0079145 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 16063312 positive integers (up to 20079145) that are relatively prime to 20079145.
20079145 has 4 divisors, whose sum is 24094980
The reverse of 20079145 is 54197002
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million seventy-nine thousand one hundred forty-five
Scientific notation
2.0079145 × 10^7
Engineering notation
2.0079145 × 10^6
Prime Factorization
5 × 4015829
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20079145
Product of the distinct prime numbers
The prime factorization of 20079145 is 5 × 4015829.
Since it has a total of 2 prime factors.
9 , 7 , 15 , 68 , 83 , 747 , 2075 , 7108 , 84125 , 64483 , 253329 , 842607 , 8892789 , 7356655 , 72658888 , 38091606 , 24464624 , 27532488 , 7266850586 , 9503965735
n×2
40158290
n×3
60237435
n×4
80316580
n×5
100395725
n÷2
10039572.5
n÷3
6693048.3333333
n÷3
5019786.25
n÷5
4015829
n2
403172063931025
n3
8.0953503316203E+21
n4
1.625477131344E+29
n5
3.2638191014441E+36
2 √n
4480.9758981722
3 √n
271.79934469542
4 √n
66.940091859604
5 √n
28.876798552655
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
-20079144
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 20079145 can be divided by 4 positive divisors.
The sum of these divisors (counting 20079145) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100100110001000101001
3
Ternary
1101210010102001
4
Quaternary
1030212020221
5
Quinary
20120013040
6
Senary
1554211001
8
Octal
114461051
10
Decimal
20079145
12
Duodecimal
6883a61
16
Hexadecimal
1326229
20
Vigesimal
659hh5
36
Base36
byd61
md5
867d85a1de11b02f2c48b3f73efc55cf
sha1
4eb627c06da5788b89e91492bbe3fe1dee66d5d9
sha256
a9e11f26d435cf8c95887fd600cd82f4d6cf5d80395afbec8732a693809db034
sha512
9159f518732c3328567140552316ffb2d7baeb69724afe596bc561e1298d513d4d668cb17e78b3d4cf41b04e2d9bdb234493e5a59bf91e98a35d84fc323fdc1a
ripemd-160
bad263e12001073b67422270325fb94605054a70
Diameter
40158290
Circumference
126160988.84473
Area
1.2666023941783E+15
Volume
3.3909724173405E+22
Surface area
5.0664095767134E+15
Circumference
126160988.84473
Perimeter
80316580
Area
403172063931025
Diagonal
28396199.179856
Surface area
2419032383586150
Volume
8.0953503316203E+21
Space diagonal
34778099.312543
Perimeter
60237435
Area
1.7457862473024E+14
Altitude
17389049.656271
Surface area
1.7457862473024E+14
Volume
9.5404618592825E+20
Height
9465399.7266186