20403243 is an odd 8-digits composite number following 20403242
and preceding 20403244 . In scientific notation, it is written as 2.0403243 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 16 positive divisors.
There are 11342592 positive integers (up to 20403243) that are relatively prime to 20403243.
20403243 has 16 divisors, whose sum is 26612160
The reverse of 20403243 is 34230402
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million four hundred three thousand two hundred forty-three
Scientific notation
2.0403243 × 10^7
Engineering notation
2.0403243 × 10^6
Prime Factorization
9 × 7 × 37 × 8753
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20403243
Product of the distinct prime numbers
The prime factorization of 20403243 is 9 × 7 × 37 × 8753.
Since it has a total of 4 prime factors.
3 , 7 , 26 , 72 , 273 , 106 , 4337 , 6984 , 55893 , 8332 , 761624 , 624514 , 9619552 , 4262347 , 19746720 , 42670201 , 368764576 , 71929338 , 2414022022 , 7748573261
n×2
40806486
n×3
61209729
n×4
81612972
n×5
102016215
n÷2
10201621.5
n÷3
6801081
n÷3
5100810.75
n÷5
4080648.6
n2
416292324917049
n3
8.4937134643175E+21
n4
1.7329929978484E+29
n5
3.53586772524E+36
2 √n
4516.994908122
3 √n
273.25391985386
4 √n
67.208592517043
5 √n
28.969422679204
1 , 7 , 9 , 37 , 63 , 259 , 333 , 2331 , 8753 , 61271 , 78777 , 323861 , 551439 , 2267027 , 2914749 , 20403243
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20403242
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20403243 can be divided by 16 positive divisors.
The sum of these divisors (counting 20403243) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101110101010000101011
3
Ternary
1102101120222200
4
Quaternary
1031311100223
5
Quinary
20210400433
6
Senary
2005151243
8
Octal
115652053
10
Decimal
20403243
12
Duodecimal
69bb523
16
Hexadecimal
137542b
20
Vigesimal
67a823
36
Base36
c5b8r
md5
c18dbd4376e2287b677970b2422ee66d
sha1
3763251b781e12b99717c90f9369f7a92c6b4108
sha256
91a1588c254bcb1d8112682ea4da081b4c7fec3a7990e8ce3563ee61e109ecc5
sha512
b5414c3dd91c5e5c1a90d1e46792371fe6ef6ddb6fc50bbee7ac62b25a185d3cfa774e62c9c94e822df566e588e1c903a82ac3eeacdd47e555e3ed11d2ed7671
ripemd-160
61925bb1cb084acf44970c58edfccb83baaa035b
Diameter
40806486
Circumference
128197356.63641
Area
1.3078209097052E+15
Volume
3.5578383761595E+22
Surface area
5.2312836388209E+15
Circumference
128197356.63641
Perimeter
81612972
Area
416292324917049
Diagonal
28854542.966994
Surface area
2497753949502294
Volume
8.4937134643175E+21
Space diagonal
35339453.515174
Perimeter
61209729
Area
1.8025986438933E+14
Altitude
17669726.757587
Surface area
1.8025986438933E+14
Volume
1.0009937313457E+21
Height
9618180.988998