20021055 is an odd 8-digits composite number following 20021054
and preceding 20021056 . In scientific notation, it is written as 2.0021055 × 10^7.
The sum of its digits is 15. It has a total of 2 prime factors and 4 positive divisors.
There are 10677888 positive integers (up to 20021055) that are relatively prime to 20021055.
20021055 has 4 divisors, whose sum is 21355808
The reverse of 20021055 is 55012002
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 15
Digital Root 6
Name
twenty million twenty-one thousand fifty-five
Scientific notation
2.0021055 × 10^7
Engineering notation
2.0021055 × 10^6
Prime Factorization
15 × 1334737
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20021055
Product of the distinct prime numbers
The prime factorization of 20021055 is 15 × 1334737.
Since it has a total of 2 prime factors.
4 , 3 , 73 , 98 , 187 , 988 , 1623 , 9480 , 20223 , 79772 , 843236 , 525014 , 1125170 , 4083882 , 39958361 , 84592368 , 85712483 , 932177406 , 7061520540 , 2117616463
n×2
40042110
n×3
60063165
n×4
80084220
n×5
100105275
n÷2
10010527.5
n÷3
6673685
n÷3
5005263.75
n÷5
4004211
n2
400842643313025
n3
8.0252926081155E+21
n4
1.6067482469817E+29
n5
3.2168795023975E+36
2 √n
4474.48935634
3 √n
271.5369816912
4 √n
66.891623962496
5 √n
28.860070770792
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
-20021054
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 20021055 can be divided by 4 positive divisors.
The sum of these divisors (counting 20021055) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100010111111100111111
3
Ternary
1101200011201120
4
Quaternary
1030113330333
5
Quinary
20111133210
6
Senary
1553042023
8
Octal
114277477
10
Decimal
20021055
12
Duodecimal
6856313
16
Hexadecimal
1317f3f
20
Vigesimal
652ccf
36
Base36
bx4cf
md5
70368707011d5275fa2eb469c128bbd9
sha1
44f330bc6a0e04081e79005d541409c65c2c468a
sha256
4c1cb4dbc5eb99b317c52651ef7f7a7b28473c5cb258b357b26331b1791aaabd
sha512
0fa6fc13cce46ff60350e3c8ae1f515e82bf9f12fb30b19ec3452a1d8b8908528bf3bf988be425e2382156f6f97472c5c30fe762bd5e31e461661523229c17ca
ripemd-160
00726a6af2f888716406b064da3f6ce416f22deb
Diameter
40042110
Circumference
125795998.61023
Area
1.2592843034777E+15
Volume
3.3616267067419E+22
Surface area
5.0371372139109E+15
Circumference
125795998.61023
Perimeter
80084220
Area
400842643313025
Diagonal
28314047.514018
Surface area
2405055859878150
Volume
8.0252926081155E+21
Space diagonal
34677484.481131
Perimeter
60063165
Area
1.7356995601459E+14
Altitude
17338742.240565
Surface area
1.7356995601459E+14
Volume
9.4578980403412E+20
Height
9438015.8380059