20239986 is an even 8-digits composite number following 20239985
and preceding 20239987 . In scientific notation, it is written as 2.0239986 × 10^7.
The sum of its digits is 39. It has a total of 5 prime factors and 32 positive divisors.
There are 6094080 positive integers (up to 20239986) that are relatively prime to 20239986.
20239986 has 32 divisors, whose sum is 44529408
The reverse of 20239986 is 68993202
Previous prime number is 47
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty million two hundred thirty-nine thousand nine hundred eighty-six
Scientific notation
2.0239986 × 10^7
Engineering notation
2.0239986 × 10^6
Prime Factorization
2 × 3 × 13 × 47 × 5521
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20239986
Product of the distinct prime numbers
The prime factorization of 20239986 is 2 × 3 × 13 × 47 × 5521.
Since it has a total of 5 prime factors.
2 , 5 , 91 , 4 , 86 , 213 , 9562 , 5477 , 6021 , 12551 , 65481 , 966751 , 9926897 , 3856690 , 95625261 , 75309956 , 946065319 , 212419064 , 5682254697 , 1423454571
n×2
40479972
n×3
60719958
n×4
80959944
n×5
101199930
n÷2
10119993
n÷3
6746662
n÷3
5059996.5
n÷5
4047997.2
n2
409657033280196
n3
8.2914526183927E+21
n4
1.6781888491593E+29
n5
3.3966518812341E+36
2 √n
4498.8871957407
3 √n
272.52315152737
4 √n
67.073744458922
5 √n
28.922913687718
1 , 2 , 3 , 6 , 13 , 26 , 39 , 47 , 78 , 94 , 141 , 282 , 611 , 1222 , 1833 , 3666 , 5521 , 11042 , 16563 , 33126 , 71773 , 143546 , 215319 , 259487 , 430638 , 518974 , 778461 , 1556922 , 3373331 , 6746662 , 10119993 , 20239986
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20239985
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20239986 can be divided by 32 positive divisors.
The sum of these divisors (counting 20239986) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001101001101011001110010
3
Ternary
1102002022001010
4
Quaternary
1031031121302
5
Quinary
20140134421
6
Senary
2001451350
8
Octal
115153162
10
Decimal
20239986
12
Duodecimal
6940b56
16
Hexadecimal
134d672
20
Vigesimal
669jj6
36
Base36
c1t9u
md5
8e8f75f27eb7ef7b192af93530a403ee
sha1
dfb4f5bf833e2c70b65d0459331918bf65f829d7
sha256
aeacebaf852a7725b0bd211784b98a7044139550bd93194913ea844e1a51c721
sha512
071ca47465c09c1ab6690d053ed123014d8d1441973ab12563a6cda28ccdc6cc5993c49c928f90751f5741cdddc6fd8a138cfc479bd39eb371c4745afca74193
ripemd-160
93e45ee69ee8db4869e9d7e7375a08d26ec5ebfc
Diameter
40479972
Circumference
127171582.65272
Area
1.2869755262445E+15
Volume
3.4731155511374E+22
Surface area
5.1479021049778E+15
Circumference
127171582.65272
Perimeter
80959944
Area
409657033280196
Diagonal
28623662.703442
Surface area
2457942199681176
Volume
8.2914526183927E+21
Space diagonal
35056684.096483
Perimeter
60719958
Area
1.7738669882981E+14
Altitude
17528342.048241
Surface area
1.7738669882981E+14
Volume
9.7715706205874E+20
Height
9541220.9011472