20126455 is an odd 8-digits composite number following 20126454
and preceding 20126456 . In scientific notation, it is written as 2.0126455 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 16051200 positive integers (up to 20126455) that are relatively prime to 20126455.
20126455 has 8 divisors, whose sum is 24226704
The reverse of 20126455 is 55462102
Previous prime number is 331
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred twenty-six thousand four hundred fifty-five
Scientific notation
2.0126455 × 10^7
Engineering notation
2.0126455 × 10^6
Prime Factorization
5 × 331 × 12161
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20126455
Product of the distinct prime numbers
The prime factorization of 20126455 is 5 × 331 × 12161.
Since it has a total of 3 prime factors.
8 , 3 , 57 , 81 , 946 , 27 , 9699 , 320 , 94004 , 90692 , 354080 , 544286 , 5713947 , 704629 , 86349189 , 90506601 , 686560529 , 108768221 , 7134058303 , 8431876521
n×2
40252910
n×3
60379365
n×4
80505820
n×5
100632275
n÷2
10063227.5
n÷3
6708818.3333333
n÷3
5031613.75
n÷5
4025291
n2
405074190867025
n3
8.1527074741466E+21
n4
1.6408510010657E+29
n5
3.3024513834655E+36
2 √n
4486.2517762604
3 √n
272.01264629062
4 √n
66.979487727665
5 √n
28.890393509912
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
-20126454
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 20126455 can be divided by 8 positive divisors.
The sum of these divisors (counting 20126455) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110001101011110111
3
Ternary
1101212112022021
4
Quaternary
1030301223313
5
Quinary
20123021310
6
Senary
1555214011
8
Octal
114615367
10
Decimal
20126455
12
Duodecimal
68a7307
16
Hexadecimal
1331af7
20
Vigesimal
65fg2f
36
Base36
bzdo7
md5
1eed8349c70ae73b430b8a100b35fcee
sha1
782abc7045be5d08ddce16fd68d7600dabffe761
sha256
5b28de9d0adfa4f52d1c8bd356bf1225dea4223d3587565a9cca568360093be3
sha512
5ea0de20c00af6c3e4f1dcea26e607334b5fdb9c1a334363bd85efea83fa98d54ae7f60a496610fa172ac45fff06174f1e1d0d89f1775648ca84fba7b441bc71
ripemd-160
3eeb5c58947ce22a22ce5162b3de1786a3c989a7
Diameter
40252910
Circumference
126458246.34161
Area
1.2725781021867E+15
Volume
3.4149981210194E+22
Surface area
5.0903124087467E+15
Circumference
126458246.34161
Perimeter
80505820
Area
405074190867025
Diagonal
28463105.623492
Surface area
2430445145202150
Volume
8.1527074741466E+21
Space diagonal
34860042.636249
Perimeter
60379365
Area
1.7540226985414E+14
Altitude
17430021.318124
Surface area
1.7540226985414E+14
Volume
9.6080578999988E+20
Height
9487701.8744973