20020287 is an odd 8-digits composite number following 20020286
and preceding 20020288 . In scientific notation, it is written as 2.0020287 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 11440152 positive integers (up to 20020287) that are relatively prime to 20020287.
20020287 has 4 divisors, whose sum is 20973656
The reverse of 20020287 is 78202002
Previous prime number is 21
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million twenty thousand two hundred eighty-seven
Scientific notation
2.0020287 × 10^7
Engineering notation
2.0020287 × 10^6
Prime Factorization
21 × 953347
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20020287
Product of the distinct prime numbers
The prime factorization of 20020287 is 21 × 953347.
Since it has a total of 2 prime factors.
2 , 5 , 100 , 68 , 215 , 314 , 581 , 5654 , 36174 , 69098 , 481280 , 972406 , 4998388 , 6504990 , 24823929 , 94367613 , 476059862 , 802477556 , 939279279 , 1957322604
n×2
40040574
n×3
60060861
n×4
80081148
n×5
100101435
n÷2
10010143.5
n÷3
6673429
n÷3
5005071.75
n÷5
4004057.4
n2
400811891562369
n3
8.0243691020915E+21
n4
1.606501724178E+29
n5
3.2162625584039E+36
2 √n
4474.4035356682
3 √n
271.53350962861
4 √n
66.890982469001
5 √n
28.859849355143
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
-20020286
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 20020287 can be divided by 4 positive divisors.
The sum of these divisors (counting 20020287) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100010111110000111111
3
Ternary
1101200010200010
4
Quaternary
1030113300333
5
Quinary
20111122122
6
Senary
1553034303
8
Octal
114276077
10
Decimal
20020287
12
Duodecimal
6855993
16
Hexadecimal
1317c3f
20
Vigesimal
652ae7
36
Base36
bx3r3
md5
dae39da207a094d3153e2498506b3bb9
sha1
6f815a3477bee8515906334e5e2c75420d70d6ca
sha256
c167e0707a0754c3f7c3224064c0f540672259f09f01b0849a88130adb98ccb8
sha512
999f52088b8a02c94fbfbf9a4d89a923b01177b63d0355d945bf27d604eb6f9d3e570df3febe58d88b461f4e414b94312035f6fec2174f6c64775d9d13fdf135
ripemd-160
24371b2764af435bc39e9eb8f4610e05ee164175
Diameter
40040574
Circumference
125791173.12392
Area
1.2591876940038E+15
Volume
3.3612398694431E+22
Surface area
5.0367507760151E+15
Circumference
125791173.12392
Perimeter
80081148
Area
400811891562369
Diagonal
28312961.398002
Surface area
2404871349374214
Volume
8.0243691020915E+21
Space diagonal
34676154.266111
Perimeter
60060861
Area
1.7355664011595E+14
Altitude
17338077.133055
Surface area
1.7355664011595E+14
Volume
9.4568096780545E+20
Height
9437653.7993339