20298639 is an odd 8-digits composite number following 20298638
and preceding 20298640 . In scientific notation, it is written as 2.0298639 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 13509720 positive integers (up to 20298639) that are relatively prime to 20298639.
20298639 has 8 divisors, whose sum is 27110272
The reverse of 20298639 is 93689202
Previous prime number is 631
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty million two hundred ninety-eight thousand six hundred thirty-nine
Scientific notation
2.0298639 × 10^7
Engineering notation
2.0298639 × 10^6
Prime Factorization
3 × 631 × 10723
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20298639
Product of the distinct prime numbers
The prime factorization of 20298639 is 3 × 631 × 10723.
Since it has a total of 3 prime factors.
1 , 8 , 14 , 50 , 619 , 624 , 642 , 3286 , 33743 , 99957 , 5995 , 755742 , 2333804 , 1131896 , 44833831 , 12547072 , 965475808 , 635261290 , 6906351208 , 2223998887
n×2
40597278
n×3
60895917
n×4
81194556
n×5
101493195
n÷2
10149319.5
n÷3
6766213
n÷3
5074659.75
n÷5
4059727.8
n2
412034745252321
n3
8.3637445493338E+21
n4
1.6977263129515E+29
n5
3.4461533547403E+36
2 √n
4505.4010920228
3 √n
272.78614388706
4 √n
67.122284615638
5 √n
28.939657302726
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20298638
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20298639 can be divided by 8 positive divisors.
The sum of these divisors (counting 20298639) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101011011101110001111
3
Ternary
1102012021111110
4
Quaternary
1031123232033
5
Quinary
20144024024
6
Senary
2003023103
8
Octal
115335617
10
Decimal
20298639
12
Duodecimal
696aa93
16
Hexadecimal
135bb8f
20
Vigesimal
66h6bj
36
Base36
c32j3
md5
ddd65e8bdd2a9d746cb1008781e455bc
sha1
580b89bc073f78c2fd199234101ac5020c4ef3ca
sha256
3d66256a89c2d9c9f59642fa5cbea8d305911e38bf7d07b9c75f656a5e02d175
sha512
0a35736daec09f435d5ecd66d9d40e4cbff08cc27b14bbc85b784c671893572a603c2c758ba0988663c83f1a7f55fbf0193f044dfbfea82c7a16dc34dba030f7
ripemd-160
0ae15130a9942667a5dc80ce1ee5fe23f9014deb
Diameter
40597278
Circumference
127540110.32054
Area
1.2944453287084E+15
Volume
3.5033971243585E+22
Surface area
5.1777813148337E+15
Circumference
127540110.32054
Perimeter
81194556
Area
412034745252321
Diagonal
28706610.571515
Surface area
2472208471513926
Volume
8.3637445493338E+21
Space diagonal
35158274.072499
Perimeter
60895917
Area
1.7841627831518E+14
Altitude
17579137.03625
Surface area
1.7841627831518E+14
Volume
9.8567674782433E+20
Height
9568870.1905051