20115021 is an odd 8-digits composite number following 20115020
and preceding 20115022 . In scientific notation, it is written as 2.0115021 × 10^7.
The sum of its digits is 12. It has a total of 3 prime factors and 8 positive divisors.
There are 13397792 positive integers (up to 20115021) that are relatively prime to 20115021.
20115021 has 8 divisors, whose sum is 26844480
The reverse of 20115021 is 12051102
Previous prime number is 1433
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 12
Digital Root 3
Name
twenty million one hundred fifteen thousand twenty-one
Scientific notation
2.0115021 × 10^7
Engineering notation
2.0115021 × 10^6
Prime Factorization
3 × 1433 × 4679
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20115021
Product of the distinct prime numbers
The prime factorization of 20115021 is 3 × 1433 × 4679.
Since it has a total of 3 prime factors.
8 , 8 , 71 , 10 , 796 , 752 , 8467 , 2213 , 7271 , 28020 , 913862 , 306238 , 169407 , 4390630 , 61164734 , 45202316 , 978871767 , 446394930 , 1393917194 , 418849228
n×2
40230042
n×3
60345063
n×4
80460084
n×5
100575105
n÷2
10057510.5
n÷3
6705007
n÷3
5028755.25
n÷5
4023004.2
n2
404614069830441
n3
8.1388205115348E+21
n4
1.6371254550475E+29
n5
3.2930812907916E+36
2 √n
4484.9772574674
3 √n
271.96112567992
4 √n
66.969972804739
5 √n
28.887110191007
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
-20115020
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 20115021 can be divided by 8 positive divisors.
The sum of these divisors (counting 20115021) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101110111001001101
3
Ternary
1101211221121210
4
Quaternary
1030232321031
5
Quinary
20122140041
6
Senary
1555045033
8
Octal
114567115
10
Decimal
20115021
12
Duodecimal
68a0779
16
Hexadecimal
132ee4d
20
Vigesimal
65e7b1
36
Base36
bz4ul
md5
a604de5af4efff00d068020500cd6dd1
sha1
4d4cbaf84a398d4c7cd3bb98f210e8561a89da43
sha256
363aba668087350d1f50581555685ef888e62bb3636ef8ef8bb9d4cedb430ce4
sha512
a152b215ccbae98983b0d916d7d84c018037eff3d32ab1f0125d7cb3e7135831483c0355695c400d9cc4735fc4da7c307ff5f7cd37677a2153171eb16145e0fd
ripemd-160
7e7f013a5c3c1a9a1a8b68ce42b656027eca4af2
Diameter
40230042
Circumference
126386404.40081
Area
1.2711325893184E+15
Volume
3.4091811637231E+22
Surface area
5.0845303572735E+15
Circumference
126386404.40081
Perimeter
80460084
Area
404614069830441
Diagonal
28446935.50562
Surface area
2427684418982646
Volume
8.1388205115348E+21
Space diagonal
34840238.367315
Perimeter
60345063
Area
1.7520303160089E+14
Altitude
17420119.183657
Surface area
1.7520303160089E+14
Volume
9.5916919576107E+20
Height
9482311.8352065