20129903 is an odd 8-digits composite number following 20129902
and preceding 20129904 . In scientific notation, it is written as 2.0129903 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 20101488 positive integers (up to 20129903) that are relatively prime to 20129903.
20129903 has 4 divisors, whose sum is 20158320
The reverse of 20129903 is 30992102
Previous prime number is 727
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million one hundred twenty-nine thousand nine hundred three
Scientific notation
2.0129903 × 10^7
Engineering notation
2.0129903 × 10^6
Prime Factorization
727 × 27689
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20129903
Product of the distinct prime numbers
The prime factorization of 20129903 is 727 × 27689.
Since it has a total of 2 prime factors.
2 , 10 , 21 , 90 , 920 , 935 , 9836 , 3569 , 54910 , 24390 , 618405 , 698743 , 8416074 , 5761206 , 80994792 , 99978823 , 398315482 , 597912688 , 6630253244 , 9116780280
n×2
40259806
n×3
60389709
n×4
80519612
n×5
100649515
n÷2
10064951.5
n÷3
6709967.6666667
n÷3
5032475.75
n÷5
4025980.6
n2
405212994789409
n3
8.1568982794503E+21
n4
1.641975711462E+29
n5
3.3052811800086E+36
2 √n
4486.6360449673
3 √n
272.02817884964
4 √n
66.982356221376
5 √n
28.891383324077
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
-20129902
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 20129903 can be divided by 4 positive divisors.
The sum of these divisors (counting 20129903) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110010100001101111
3
Ternary
1101212201000222
4
Quaternary
1030302201233
5
Quinary
20123124103
6
Senary
1555241555
8
Octal
114624157
10
Decimal
20129903
12
Duodecimal
68a92bb
16
Hexadecimal
133286f
20
Vigesimal
65g4f3
36
Base36
bzgbz
md5
ffad7df6965c6824d5d61e803e7f840d
sha1
c1bd07871fbf54999efa0e8f220f3b79274da3fe
sha256
d444999b409b021b2c5a54ec1b85a9b0a8a7b4cf85ce3ebcefd36df3ccdd72d0
sha512
8b3b3d7caccf2c1c1ffc76b705068e50ca895f86e5dc6e759a78d6424c1418e6384a2004abdfc51c3b17fa7c8c22261ac43541b0b7cd9db6a12306628c26fa2f
ripemd-160
85a61976bf887ab49fb1b92d61c63a17fd4ccc1c
Diameter
40259806
Circumference
126479910.76455
Area
1.2730141675695E+15
Volume
3.41675356144E+22
Surface area
5.0920566702781E+15
Circumference
126479910.76455
Perimeter
80519612
Area
405212994789409
Diagonal
28467981.831855
Surface area
2431277968736454
Volume
8.1568982794503E+21
Space diagonal
34866014.747433
Perimeter
60389709
Area
1.754623737156E+14
Altitude
17433007.373717
Surface area
1.754623737156E+14
Volume
9.6129968114137E+20
Height
9489327.277285