20126431 is an odd 8-digits composite number following 20126430
and preceding 20126432 . In scientific notation, it is written as 2.0126431 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 18578232 positive integers (up to 20126431) that are relatively prime to 20126431.
20126431 has 4 divisors, whose sum is 21674632
The reverse of 20126431 is 13462102
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million one hundred twenty-six thousand four hundred thirty-one
Scientific notation
2.0126431 × 10^7
Engineering notation
2.0126431 × 10^6
Prime Factorization
13 × 1548187
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20126431
Product of the distinct prime numbers
The prime factorization of 20126431 is 13 × 1548187.
Since it has a total of 2 prime factors.
4 , 5 , 6 , 50 , 575 , 184 , 5053 , 2615 , 4355 , 12642 , 824826 , 46383 , 7864466 , 5691009 , 916303 , 3598515 , 644796204 , 785769813 , 5506516159 , 1812039670
n×2
40252862
n×3
60379293
n×4
80505724
n×5
100632155
n÷2
10063215.5
n÷3
6708810.3333333
n÷3
5031607.75
n÷5
4025286.2
n2
405073224797761
n3
8.1526783088396E+21
n4
1.6408431744806E+29
n5
3.3024316933004E+36
2 √n
4486.2491014209
3 √n
272.01253816915
4 √n
66.97946776006
5 √n
28.890386619778
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
-20126430
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 20126431 can be divided by 4 positive divisors.
The sum of these divisors (counting 20126431) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110001101011011111
3
Ternary
1101212112021101
4
Quaternary
1030301223133
5
Quinary
20123021211
6
Senary
1555213531
8
Octal
114615337
10
Decimal
20126431
12
Duodecimal
68a72a7
16
Hexadecimal
1331adf
20
Vigesimal
65fg1b
36
Base36
bzdnj
md5
6dca2e5fea75fcb8be0ce58ace589f3d
sha1
a2074110567513c010b468bd38d83eb10c7b6899
sha256
535da2efb98d73cc8f2bf604ffd9b580c4e90900d9cdd55fb8fe5b6450ee2a14
sha512
bbe6b796d12def568d8a0cd3f6c74deb481c77c2fac53f61e286d8df5ab03074c2c87815e7c509a578aa6c63a883b560a6a7d360bcb5494800334b0b8d87f34b
ripemd-160
d22b2b7e6b52bc4c144616bd3bb8467fe383f549
Diameter
40252862
Circumference
126458095.54516
Area
1.2725750671906E+15
Volume
3.4149859042842E+22
Surface area
5.0903002687623E+15
Circumference
126458095.54516
Perimeter
80505724
Area
405073224797761
Diagonal
28463071.682366
Surface area
2430439348786566
Volume
8.1526783088396E+21
Space diagonal
34860001.067029
Perimeter
60379293
Area
1.7540185153387E+14
Altitude
17430000.533515
Surface area
1.7540185153387E+14
Volume
9.608023528355E+20
Height
9487690.5607888