20431378 is an even 8-digits composite number following 20431377
and preceding 20431379 . In scientific notation, it is written as 2.0431378 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 9286980 positive integers (up to 20431378) that are relatively prime to 20431378.
20431378 has 8 divisors, whose sum is 33433200
The reverse of 20431378 is 87313402
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million four hundred thirty-one thousand three hundred seventy-eight
Scientific notation
2.0431378 × 10^7
Engineering notation
2.0431378 × 10^6
Prime Factorization
2 × 11 × 928699
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20431378
Product of the distinct prime numbers
The prime factorization of 20431378 is 2 × 11 × 928699.
Since it has a total of 3 prime factors.
3 , 9 , 81 , 27 , 564 , 366 , 7574 , 4992 , 9186 , 73835 , 818289 , 822031 , 6097264 , 7788269 , 96196826 , 79119710 , 310291020 , 995533470 , 6009588204 , 1524975124
n×2
40862756
n×3
61294134
n×4
81725512
n×5
102156890
n÷2
10215689
n÷3
6810459.3333333
n÷3
5107844.5
n÷5
4086275.6
n2
417441206978884
n3
8.5288990925618E+21
n4
1.7425716128399E+29
n5
3.5603139314001E+36
2 √n
4520.108184546
3 √n
273.37946309809
4 √n
67.231749825109
5 √n
28.97740773836
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
-20431377
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 20431378 can be divided by 8 positive divisors.
The sum of these divisors (counting 20431378) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101111100001000010010
3
Ternary
1102110000120201
4
Quaternary
1031330020102
5
Quinary
20212301003
6
Senary
2005525414
8
Octal
115741022
10
Decimal
20431378
12
Duodecimal
6a1386a
16
Hexadecimal
137c212
20
Vigesimal
67di8i
36
Base36
c5wya
md5
1b79307e0384a745dcf196486126a11a
sha1
6869d04b5d94a4730fd49f7a06bd3374d8eae8c8
sha256
666616091a3f25f14552539d76864f531bfc08256eda82e678567a61f0fac639
sha512
69904393c0745c792a4b6c058b3c7932dd4232c3b632578ff196c7512a97eefe5f5e059b58a242be377e39e5065d54461a4d2f70407a94196220998c9837a4fb
ripemd-160
9dc14a7d4881be44e0f9fa2f51a9dcfea9977bbe
Diameter
40862756
Circumference
128374134.05503
Area
1.3114302291505E+15
Volume
3.5725768976534E+22
Surface area
5.2457209166021E+15
Circumference
128374134.05503
Perimeter
81725512
Area
417441206978884
Diagonal
28894331.865571
Surface area
2504647241873304
Volume
8.5288990925618E+21
Space diagonal
35388184.764645
Perimeter
61294134
Area
1.8075734491508E+14
Altitude
17694092.382322
Surface area
1.8075734491508E+14
Volume
1.005140397401E+21
Height
9631443.9551904