20021695 is an odd 8-digits composite number following 20021694
and preceding 20021696 . In scientific notation, it is written as 2.0021695 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 16017352 positive integers (up to 20021695) that are relatively prime to 20021695.
20021695 has 4 divisors, whose sum is 24026040
The reverse of 20021695 is 59612002
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million twenty-one thousand six hundred ninety-five
Scientific notation
2.0021695 × 10^7
Engineering notation
2.0021695 × 10^6
Prime Factorization
5 × 4004339
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20021695
Product of the distinct prime numbers
The prime factorization of 20021695 is 5 × 4004339.
Since it has a total of 2 prime factors.
7 , 2 , 15 , 63 , 898 , 576 , 5849 , 8013 , 47440 , 32221 , 330219 , 803723 , 4673607 , 8693436 , 72466945 , 87839128 , 314920322 , 113088987 , 7038793999 , 7223181514
n×2
40043390
n×3
60065085
n×4
80086780
n×5
100108475
n÷2
10010847.5
n÷3
6673898.3333333
n÷3
5005423.75
n÷5
4004339
n2
400868270673025
n3
8.0260622505928E+21
n4
1.6069537043238E+29
n5
3.2173936947092E+36
2 √n
4474.5608723091
3 √n
271.53987500887
4 √n
66.892158526311
5 √n
28.860255278643
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
-20021694
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 20021695 can be divided by 4 positive divisors.
The sum of these divisors (counting 20021695) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100011000000110111111
3
Ternary
1101200012121021
4
Quaternary
1030120012333
5
Quinary
20111143240
6
Senary
1553045011
8
Octal
114300677
10
Decimal
20021695
12
Duodecimal
6856767
16
Hexadecimal
13181bf
20
Vigesimal
652e4f
36
Base36
bx4u7
md5
f93664fc9b514bffa3775386d057e06c
sha1
2ae528a2c99b8e8b92a5fd4d55d18b39bd8c0d20
sha256
33824c69edab8724857adad464387399cee43678e168c3c6d46e3ff90541a580
sha512
23ff706e5399c254ee423132e819a694e0a41c770b6e5d1367e8e754567c46c9818c3e5db3e85fe4a7b334c958772a6b1018960b2e760989f2aa3a7d8b26f55f
ripemd-160
72b7dbcea8f50bde5c7aa6f3bb633a6ba562e39e
Diameter
40043390
Circumference
125800019.84883
Area
1.2593648142036E+15
Volume
3.3619490938289E+22
Surface area
5.0374592568145E+15
Circumference
125800019.84883
Perimeter
80086780
Area
400868270673025
Diagonal
28314952.610698
Surface area
2405209624038150
Volume
8.0260622505928E+21
Space diagonal
34678592.993648
Perimeter
60065085
Area
1.7358105298699E+14
Altitude
17339296.496824
Surface area
1.7358105298699E+14
Volume
9.4588050726992E+20
Height
9438317.5368992