20021903 is an odd 8-digits composite number following 20021902
and preceding 20021904 . In scientific notation, it is written as 2.0021903 × 10^7.
The sum of its digits is 17. It has a total of 3 prime factors and 8 positive divisors.
There are 17130880 positive integers (up to 20021903) that are relatively prime to 20021903.
20021903 has 8 divisors, whose sum is 23127120
The reverse of 20021903 is 30912002
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty million twenty-one thousand nine hundred three
Scientific notation
2.0021903 × 10^7
Engineering notation
2.0021903 × 10^6
Prime Factorization
11 × 17 × 107069
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20021903
Product of the distinct prime numbers
The prime factorization of 20021903 is 11 × 17 × 107069.
Since it has a total of 3 prime factors.
3 , 7 , 33 , 73 , 990 , 963 , 3652 , 3697 , 64825 , 99493 , 587010 , 568242 , 875884 , 4572400 , 85030111 , 43392853 , 584289510 , 779423876 , 6113710422 , 9922215933
n×2
40043806
n×3
60065709
n×4
80087612
n×5
100109515
n÷2
10010951.5
n÷3
6673967.6666667
n÷3
5005475.75
n÷5
4004380.6
n2
400876599741409
n3
8.0263123949923E+21
n4
1.6070204822023E+29
n5
3.2175608213668E+36
2 √n
4474.584114753
3 √n
271.54081532384
4 √n
66.892332256792
5 √n
28.860315242678
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
-20021902
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 20021903 can be divided by 8 positive divisors.
The sum of these divisors (counting 20021903) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100011000001010001111
3
Ternary
1101200012212222
4
Quaternary
1030120022033
5
Quinary
20111200103
6
Senary
1553045555
8
Octal
114301217
10
Decimal
20021903
12
Duodecimal
68568bb
16
Hexadecimal
131828f
20
Vigesimal
652ef3
36
Base36
bx4zz
md5
53dfd249132779b48c46616a3641c6da
sha1
2a788c168a6972a09bb9d7b9026e63db8732bd62
sha256
9f391846a1baeeca6827253c9424dfbdeb30ae22dd75902b43f26d8b9927d6c4
sha512
5b590f1bae6beeaeffc38554ad670a01d7ecd19cc3b4442421fcbe62bfdda5163ca9211ef0bfb8dc8b4a41f83f31c3d7f956e3729657412142eefbbdec1e99d0
ripemd-160
6888aec48af66ac728459c158fd0238b2b6f2b67
Diameter
40043806
Circumference
125801326.75137
Area
1.2593909807437E+15
Volume
3.3620538740699E+22
Surface area
5.0375639229747E+15
Circumference
125801326.75137
Perimeter
80087612
Area
400876599741409
Diagonal
28315246.767119
Surface area
2405259598448454
Volume
8.0263123949923E+21
Space diagonal
34678953.260216
Perimeter
60065709
Area
1.7358465957939E+14
Altitude
17339476.630108
Surface area
1.7358465957939E+14
Volume
9.4590998707012E+20
Height
9438415.5890395