20403939 is an odd 8-digits composite number following 20403938
and preceding 20403940 . In scientific notation, it is written as 2.0403939 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 13602624 positive integers (up to 20403939) that are relatively prime to 20403939.
20403939 has 4 divisors, whose sum is 27205256
The reverse of 20403939 is 93930402
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million four hundred three thousand nine hundred thirty-nine
Scientific notation
2.0403939 × 10^7
Engineering notation
2.0403939 × 10^6
Prime Factorization
3 × 6801313
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20403939
Product of the distinct prime numbers
The prime factorization of 20403939 is 3 × 6801313.
Since it has a total of 2 prime factors.
3 , 9 , 67 , 70 , 680 , 432 , 8629 , 9610 , 10559 , 4298 , 754597 , 676244 , 7781257 , 2736665 , 54079308 , 20164205 , 644315078 , 149813345 , 7517786798 , 8563787123
n×2
40807878
n×3
61211817
n×4
81615756
n×5
102019695
n÷2
10201969.5
n÷3
6801313
n÷3
5100984.75
n÷5
4080787.8
n2
416320726715721
n3
8.4945827123432E+21
n4
1.7332294749311E+29
n5
3.5364708479495E+36
2 √n
4517.0719498365
3 √n
273.25702691819
4 √n
67.209165668356
5 √n
28.969620318796
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
-20403938
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 20403939 can be divided by 4 positive divisors.
The sum of these divisors (counting 20403939) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101110101011011100011
3
Ternary
1102101121221110
4
Quaternary
1031311123203
5
Quinary
20210411224
6
Senary
2005154403
8
Octal
115653343
10
Decimal
20403939
12
Duodecimal
69bba03
16
Hexadecimal
13756e3
20
Vigesimal
67a9gj
36
Base36
c5bs3
md5
2aa6608014923acb60b446bcd0e900d7
sha1
014280263bbcf9e684843b903a741fa11f2806be
sha256
3d46a7313ba2ffa61174ac91f7e83c43920a747fbae90b6a1cb72505a02ececc
sha512
0399f5efe1ddee556b04d81b63cebb84507697ba7819af99f0cf6e7c5e34fdc5db965903b3d6cdcb6f28acf4ced95aaeb6f41c459444c49fe72f71c898394e4b
ripemd-160
ad85080b275537843ab97bad0a018c0d2ed2b67c
Diameter
40807878
Circumference
128201729.73339
Area
1.3079101365873E+15
Volume
3.5582024859211E+22
Surface area
5.2316405463491E+15
Circumference
128201729.73339
Perimeter
81615756
Area
416320726715721
Diagonal
28855527.259633
Surface area
2497924360294326
Volume
8.4945827123432E+21
Space diagonal
35340659.022536
Perimeter
61211817
Area
1.8027216272891E+14
Altitude
17670329.511268
Surface area
1.8027216272891E+14
Volume
1.001096173208E+21
Height
9618509.0865444