20130979 is an odd 8-digits composite number following 20130978
and preceding 20130980 . In scientific notation, it is written as 2.0130979 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 18300880 positive integers (up to 20130979) that are relatively prime to 20130979.
20130979 has 4 divisors, whose sum is 21961080
The reverse of 20130979 is 97903102
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred thirty thousand nine hundred seventy-nine
Scientific notation
2.0130979 × 10^7
Engineering notation
2.0130979 × 10^6
Prime Factorization
11 × 1830089
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20130979
Product of the distinct prime numbers
The prime factorization of 20130979 is 11 × 1830089.
Since it has a total of 2 prime factors.
2 , 8 , 73 , 33 , 323 , 723 , 9072 , 2655 , 54264 , 36546 , 57792 , 176075 , 2881791 , 2521244 , 4814532 , 19314206 , 15347806 , 128309060 , 813273853 , 4675582569
n×2
40261958
n×3
60392937
n×4
80523916
n×5
100654895
n÷2
10065489.5
n÷3
6710326.3333333
n÷3
5032744.75
n÷5
4026195.8
n2
405256315498441
n3
8.1582063769165E+21
n4
1.6423268125137E+29
n5
3.3061646573851E+36
2 √n
4486.7559550303
3 √n
272.03302565401
4 √n
66.983251302324
5 √n
28.891692182632
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
-20130978
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 20130979 can be divided by 4 positive divisors.
The sum of these divisors (counting 20130979) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110010110010100011
3
Ternary
1101212202111211
4
Quaternary
1030302302203
5
Quinary
20123142404
6
Senary
1555250551
8
Octal
114626243
10
Decimal
20130979
12
Duodecimal
68a9a57
16
Hexadecimal
1332ca3
20
Vigesimal
65g78j
36
Base36
bzh5v
md5
baf8b1939ca4fca0ee1e1fadb8da71ed
sha1
663dd86b61e19e22167b05ee802d573ae163edd4
sha256
4615ea95b769ad84f8e0decfa1ea2e549a227a68df5a6a352db0874586221274
sha512
9f796888f5ac8e1f744cfa335746501d8fe212f354016772a946c4027dd1abc88100235fe44fc33ca4bd91eda2c809f7e6aa316dc9b6ce0f673d7f2bca66a12d
ripemd-160
ed3d7081459bac63884c4ebf4712ce63f0ade6b7
Diameter
40261958
Circumference
126486671.47194
Area
1.2731502635908E+15
Volume
3.4173014960254E+22
Surface area
5.0926010543631E+15
Circumference
126486671.47194
Perimeter
80523916
Area
405256315498441
Diagonal
28469503.525648
Surface area
2431537892990646
Volume
8.1582063769165E+21
Space diagonal
34867878.434102
Perimeter
60392937
Area
1.7548113213287E+14
Altitude
17433939.217051
Surface area
1.7548113213287E+14
Volume
9.6145384190616E+20
Height
9489834.5085493