20308439 is an odd 8-digits composite number following 20308438
and preceding 20308440 . In scientific notation, it is written as 2.0308439 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 19558336 positive integers (up to 20308439) that are relatively prime to 20308439.
20308439 has 8 divisors, whose sum is 21062160
The reverse of 20308439 is 93480302
Previous prime number is 1193
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million three hundred eight thousand four hundred thirty-nine
Scientific notation
2.0308439 × 10^7
Engineering notation
2.0308439 × 10^6
Prime Factorization
29 × 1193 × 587
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20308439
Product of the distinct prime numbers
The prime factorization of 20308439 is 29 × 1193 × 587.
Since it has a total of 3 prime factors.
8 , 4 , 63 , 46 , 576 , 65 , 1443 , 189 , 35545 , 63713 , 797661 , 537989 , 5491782 , 8199275 , 5694203 , 87410549 , 740430551 , 22679951 , 3736258316 , 8931604712
n×2
40616878
n×3
60925317
n×4
81233756
n×5
101542195
n÷2
10154219.5
n÷3
6769479.6666667
n÷3
5077109.75
n÷5
4061687.8
n2
412432694616721
n3
8.3758642202293E+21
n4
1.7010072758881E+29
n5
3.454480250093E+36
2 √n
4506.4885443103
3 √n
272.83003638826
4 √n
67.130384657846
5 √n
28.9424511244
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
-20308438
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 20308439 can be divided by 8 positive divisors.
The sum of these divisors (counting 20308439) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101011110000111010111
3
Ternary
1102012202221102
4
Quaternary
1031132013113
5
Quinary
20144332224
6
Senary
2003140315
8
Octal
115360727
10
Decimal
20308439
12
Duodecimal
697469b
16
Hexadecimal
135e1d7
20
Vigesimal
66ib1j
36
Base36
c3a3b
md5
927600f780c6a87d8430ac8a3f22bf6e
sha1
db539c3ec935736cdffcad325f144b8351aa01ba
sha256
7d9209d6a14e573d575f040af403f182ea01b8b8a4417d0057b4fed454a1d9a2
sha512
0b36cd83b2e00c879a448b5fe6dd618ddf5c26f9acdb7d43ffd9e7bb6455fa404c73a5e8682f311ec942a0dda8d43cd8affcaa4f76475d73c9627facf553707c
ripemd-160
9071da5389f1590d05cd5376d5c31420720013cc
Diameter
40616878
Circumference
127601685.53655
Area
1.2956955235081E+15
Volume
3.5084738002317E+22
Surface area
5.1827820940325E+15
Circumference
127601685.53655
Perimeter
81233756
Area
412432694616721
Diagonal
28720469.864427
Surface area
2474596167700326
Volume
8.3758642202293E+21
Space diagonal
35175248.170413
Perimeter
60925317
Area
1.7858859544467E+14
Altitude
17587624.085207
Surface area
1.7858859544467E+14
Volume
9.8710506473699E+20
Height
9573489.9548089