20343989 is an odd 8-digits composite number following 20343988
and preceding 20343990 . In scientific notation, it is written as 2.0343989 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 20312460 positive integers (up to 20343989) that are relatively prime to 20343989.
20343989 has 4 divisors, whose sum is 20375520
The reverse of 20343989 is 98934302
Previous prime number is 659
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million three hundred forty-three thousand nine hundred eighty-nine
Scientific notation
2.0343989 × 10^7
Engineering notation
2.0343989 × 10^6
Prime Factorization
659 × 30871
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20343989
Product of the distinct prime numbers
The prime factorization of 20343989 is 659 × 30871.
Since it has a total of 2 prime factors.
9 , 7 , 5 , 42 , 705 , 549 , 266 , 8687 , 28446 , 57125 , 668802 , 991573 , 6029386 , 4659054 , 63275794 , 16940327 , 80439436 , 532907096 , 2165716331 , 1018163406
n×2
40687978
n×3
61031967
n×4
81375956
n×5
101719945
n÷2
10171994.5
n÷3
6781329.6666667
n÷3
5085997.25
n÷5
4068797.8
n2
413877888432121
n3
8.4199272096063E+21
n4
1.7129490653303E+29
n5
3.484821694264E+36
2 √n
4510.4311323863
3 √n
272.98914026045
4 √n
67.159743391308
5 √n
28.952576811096
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
-20343988
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 20343989 can be divided by 4 positive divisors.
The sum of these divisors (counting 20343989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101100110110010110101
3
Ternary
1102021120201002
4
Quaternary
1031212302311
5
Quinary
20202001424
6
Senary
2004013045
8
Octal
115466265
10
Decimal
20343989
12
Duodecimal
6991185
16
Hexadecimal
1366cb5
20
Vigesimal
672jj9
36
Base36
c41it
md5
e46c1cb6d60c5acaaed0f6d0086a301c
sha1
dace7bb9aa8416df7f9fd9e9191382ed2b3080cb
sha256
5d211d580d50df5bf6df79bfaf05c03bf93445cc58b3fed636bc1dd7d1a63794
sha512
fa90cdc5aa3fdb7f69c7b12105f0ff9cff185369812fcdc6d8e9b0c3f34cf573a0849d3f4a51cb97c8e2cf099a317547fb6a8f49fc504e4af96082b9dcc8a969
ripemd-160
eab7a87145b38c042d61d83e41125e8a28dbfc6a
Diameter
40687978
Circumference
127825052.77422
Area
1.3002357337816E+15
Volume
3.5269308620613E+22
Surface area
5.2009429351264E+15
Circumference
127825052.77422
Perimeter
81375956
Area
413877888432121
Diagonal
28770745.156569
Surface area
2483267330592726
Volume
8.4199272096063E+21
Space diagonal
35236822.576622
Perimeter
61031967
Area
1.7921438272344E+14
Altitude
17618411.288311
Surface area
1.7921438272344E+14
Volume
9.9229793783496E+20
Height
9590248.385523