20126521 is an odd 8-digits composite number following 20126520
and preceding 20126522 . In scientific notation, it is written as 2.0126521 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 18942592 positive integers (up to 20126521) that are relatively prime to 20126521.
20126521 has 4 divisors, whose sum is 21310452
The reverse of 20126521 is 12562102
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million one hundred twenty-six thousand five hundred twenty-one
Scientific notation
2.0126521 × 10^7
Engineering notation
2.0126521 × 10^6
Prime Factorization
17 × 1183913
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20126521
Product of the distinct prime numbers
The prime factorization of 20126521 is 17 × 1183913.
Since it has a total of 2 prime factors.
5 , 5 , 58 , 92 , 197 , 559 , 118 , 4643 , 5561 , 44442 , 381101 , 693841 , 2865255 , 8871438 , 30955430 , 76963354 , 40024548 , 405460018 , 4964164349 , 4943284157
n×2
40253042
n×3
60379563
n×4
80506084
n×5
100632605
n÷2
10063260.5
n÷3
6708840.3333333
n÷3
5031630.25
n÷5
4025304.2
n2
405076847563441
n3
8.1527876790994E+21
n4
1.6408725243194E+29
n5
3.3025055319036E+36
2 √n
4486.2591320609
3 √n
272.01294362424
4 √n
66.979542638487
5 √n
28.890412457744
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
-20126520
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 20126521 can be divided by 4 positive divisors.
The sum of these divisors (counting 20126521) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110001101100111001
3
Ternary
1101212112101201
4
Quaternary
1030301230321
5
Quinary
20123022041
6
Senary
1555214201
8
Octal
114615471
10
Decimal
20126521
12
Duodecimal
68a7361
16
Hexadecimal
1331b39
20
Vigesimal
65fg61
36
Base36
bzdq1
md5
daa558ec83587b805a538c55c25fa578
sha1
cafaafa25ce9c389caec245a5a975f7e355252f4
sha256
e16014216dad40b70001ca9101102d0d3cf0fcf5528d850ed21fd05569f0ec20
sha512
12fa0ad665b153492bc4d0cd1a85b90e9d1bb352645b9fbf65c4c4d2c06303119d4321ac51f6686b17fa01a3e05987ae7d94228fe4b8f1e9d325c8ecdc226faa
ripemd-160
1b74f231bfd6100189ee398243c6df98972fa9f1
Diameter
40253042
Circumference
126458661.03184
Area
1.2725864484446E+15
Volume
3.4150317171915E+22
Surface area
5.0903457937785E+15
Circumference
126458661.03184
Perimeter
80506084
Area
405076847563441
Diagonal
28463198.961587
Surface area
2430461085380646
Volume
8.1527876790994E+21
Space diagonal
34860156.951602
Perimeter
60379563
Area
1.7540342023743E+14
Altitude
17430078.475801
Surface area
1.7540342023743E+14
Volume
9.6081524224422E+20
Height
9487732.9871956