20431311 is an odd 8-digits composite number following 20431310
and preceding 20431312 . In scientific notation, it is written as 2.0431311 × 10^7.
The sum of its digits is 15. It has a total of 2 prime factors and 4 positive divisors.
There are 13620872 positive integers (up to 20431311) that are relatively prime to 20431311.
20431311 has 4 divisors, whose sum is 27241752
The reverse of 20431311 is 11313402
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 15
Digital Root 6
Name
twenty million four hundred thirty-one thousand three hundred eleven
Scientific notation
2.0431311 × 10^7
Engineering notation
2.0431311 × 10^6
Prime Factorization
3 × 6810437
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20431311
Product of the distinct prime numbers
The prime factorization of 20431311 is 3 × 6810437.
Since it has a total of 2 prime factors.
9 , 1 , 62 , 94 , 115 , 808 , 1434 , 5480 , 5457 , 61353 , 451723 , 852285 , 2875264 , 1194329 , 78253678 , 50922520 , 284475198 , 940993034 , 2738095706 , 4375188119
n×2
40862622
n×3
61293933
n×4
81725244
n×5
102156555
n÷2
10215655.5
n÷3
6810437
n÷3
5107827.75
n÷5
4086262.2
n2
417438469178721
n3
8.5288151871544E+21
n4
1.7425487555027E+29
n5
3.5602555556339E+36
2 √n
4520.1007732129
3 √n
273.37916426943
4 √n
67.23169470728
5 √n
28.977388733388
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
-20431310
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 20431311 can be divided by 4 positive divisors.
The sum of these divisors (counting 20431311) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101111100000111001111
3
Ternary
1102110000111020
4
Quaternary
1031330013033
5
Quinary
20212300221
6
Senary
2005525223
8
Octal
115740717
10
Decimal
20431311
12
Duodecimal
6a13813
16
Hexadecimal
137c1cf
20
Vigesimal
67di5b
36
Base36
c5wwf
md5
fa0bbd1a30b5c267079f08513d2ec410
sha1
80a5fccb407cf8d060a94e5aecaed2320cf27a24
sha256
ce5d08dd4b8dad2ca8dc703581a22d7aaf3abd3c2c39e621e89959726ea7c37f
sha512
fd61ecb29318ac8dd1c85cb4d1cc6a0be2da1334204a1a90f6c339cd4177eb275cc33c21d4b34d81a89ed5664bc044ef54806ae401c7a3d7294f8cf2236ae394
ripemd-160
ac68b7874d018684edf57e31cc028893a3b4a701
Diameter
40862622
Circumference
128373713.08162
Area
1.3114216280976E+15
Volume
3.5725417514386E+22
Surface area
5.2456865123906E+15
Circumference
128373713.08162
Perimeter
81725244
Area
417438469178721
Diagonal
28894237.113263
Surface area
2504630815072326
Volume
8.5288151871544E+21
Space diagonal
35388068.717241
Perimeter
61293933
Area
1.8075615941283E+14
Altitude
17694034.35862
Surface area
1.8075615941283E+14
Volume
1.0051305090539E+21
Height
9631412.3710875