20021803 is an odd 8-digits composite number following 20021802
and preceding 20021804 . In scientific notation, it is written as 2.0021803 × 10^7.
The sum of its digits is 16. It has a total of 2 prime factors and 4 positive divisors.
There are 19331368 positive integers (up to 20021803) that are relatively prime to 20021803.
20021803 has 4 divisors, whose sum is 20712240
The reverse of 20021803 is 30812002
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 16
Digital Root 7
Name
twenty million twenty-one thousand eight hundred three
Scientific notation
2.0021803 × 10^7
Engineering notation
2.0021803 × 10^6
Prime Factorization
29 × 690407
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20021803
Product of the distinct prime numbers
The prime factorization of 20021803 is 29 × 690407.
Since it has a total of 2 prime factors.
3 , 8 , 28 , 91 , 69 , 656 , 274 , 6879 , 3474 , 98086 , 262641 , 91170 , 4224996 , 752330 , 29676160 , 56464603 , 675616355 , 210826592 , 3151768563 , 7854265962
n×2
40043606
n×3
60065409
n×4
80087212
n×5
100109015
n÷2
10010901.5
n÷3
6673934.3333333
n÷3
5005450.75
n÷5
4004360.6
n2
400872595370809
n3
8.026192132613E+21
n4
1.6069883771933E+29
n5
3.2174804711454E+36
2 √n
4474.5729405162
3 √n
271.54036325015
4 √n
66.892248732691
5 √n
28.860286413877
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
-20021802
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 20021803 can be divided by 4 positive divisors.
The sum of these divisors (counting 20021803) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100011000001000101011
3
Ternary
1101200012202021
4
Quaternary
1030120020223
5
Quinary
20111144203
6
Senary
1553045311
8
Octal
114301053
10
Decimal
20021803
12
Duodecimal
6856837
16
Hexadecimal
131822b
20
Vigesimal
652ea3
36
Base36
bx4x7
md5
e520dbd2a5aca7d438b136a16f00ccf7
sha1
32a4bf6c7fe6daa8e16890a85a08f14afcf4d1e0
sha256
0b230e3902fb631f58bec60183376647971fdb6e94253119a40db4f5af61e996
sha512
1cd899bcb45a6b92dddffb67c217ec712454f0f4991310facbf9dffdabda336fd0c3181e65544c33ffdcd8a0634069a14f4f676b74b7fd988372de3142192944
ripemd-160
2770d67cdd319a8f7fcbf2e9fe6d8cdb6b2ae444
Diameter
40043606
Circumference
125800698.43284
Area
1.2593784006424E+15
Volume
3.3620034986823E+22
Surface area
5.0375136025696E+15
Circumference
125800698.43284
Perimeter
80087212
Area
400872595370809
Diagonal
28315105.345762
Surface area
2405235572224854
Volume
8.026192132613E+21
Space diagonal
34678780.055135
Perimeter
60065409
Area
1.7358292563606E+14
Altitude
17339390.027567
Surface area
1.7358292563606E+14
Volume
9.458958140128E+20
Height
9438368.4485874