20289903 is an odd 8-digits composite number following 20289902
and preceding 20289904 . In scientific notation, it is written as 2.0289903 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 13090200 positive integers (up to 20289903) that are relatively prime to 20289903.
20289903 has 8 divisors, whose sum is 27926016
The reverse of 20289903 is 30998202
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million two hundred eighty-nine thousand nine hundred three
Scientific notation
2.0289903 × 10^7
Engineering notation
2.0289903 × 10^6
Prime Factorization
3 × 31 × 218171
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20289903
Product of the distinct prime numbers
The prime factorization of 20289903 is 3 × 31 × 218171.
Since it has a total of 3 prime factors.
5 , 10 , 54 , 85 , 18 , 538 , 5782 , 1304 , 83752 , 62850 , 105444 , 350417 , 4527694 , 9514896 , 72095966 , 62005558 , 47966818 , 478592219 , 2289133418 , 3028512010
n×2
40579806
n×3
60869709
n×4
81159612
n×5
101449515
n÷2
10144951.5
n÷3
6763301
n÷3
5072475.75
n÷5
4057980.6
n2
411680163749409
n3
8.3529505894996E+21
n4
1.6948055722474E+29
n5
3.4387440664759E+36
2 √n
4504.4314846604
3 √n
272.74700494605
4 √n
67.115061533611
5 √n
28.937165900424
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
-20289902
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 20289903 can be divided by 8 positive divisors.
The sum of these divisors (counting 20289903) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101011001100101101111
3
Ternary
1102011211111220
4
Quaternary
1031121211233
5
Quinary
20143234103
6
Senary
2002514423
8
Octal
115314557
10
Decimal
20289903
12
Duodecimal
6965a13
16
Hexadecimal
135996f
20
Vigesimal
66g4f3
36
Base36
c2vsf
md5
8f660e7e5af6a5700e71c0c54091860c
sha1
94e752ab47ddefbf5c9d25959a31788c59edd8bb
sha256
3f2cfa6cc6aef5e5aa6b1429a09f06bc8053f4a8568c57345cb38647a68374d9
sha512
3fb26cd31457172fb13ef58e12f349af08ec0a20f1eadca9045ba35c6c63de5b243128c102bf46665c4dbc8335243f61efd64e972824e91c8bf5011c8d639c29
ripemd-160
db6f0fe222652b165976ca3e2b0a30083438172e
Diameter
40579806
Circumference
127485220.4137
Area
1.2933313780638E+15
Volume
3.4988757610361E+22
Surface area
5.1733255122551E+15
Circumference
127485220.4137
Perimeter
81159612
Area
411680163749409
Diagonal
28694256.001835
Surface area
2470080982496454
Volume
8.3529505894996E+21
Space diagonal
35143142.876644
Perimeter
60869709
Area
1.7826274002056E+14
Altitude
17571571.438322
Surface area
1.7826274002056E+14
Volume
9.8440466745856E+20
Height
9564752.0006115