20289993 is an odd 8-digits composite number following 20289992
and preceding 20289994 . In scientific notation, it is written as 2.0289993 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 12688640 positive integers (up to 20289993) that are relatively prime to 20289993.
20289993 has 8 divisors, whose sum is 20756736
The reverse of 20289993 is 39998202
Previous prime number is 863
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million two hundred eighty-nine thousand nine hundred ninety-three
Scientific notation
2.0289993 × 10^7
Engineering notation
2.0289993 × 10^6
Prime Factorization
51 × 863 × 461
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20289993
Product of the distinct prime numbers
The prime factorization of 20289993 is 51 × 863 × 461.
Since it has a total of 3 prime factors.
1 , 3 , 61 , 92 , 337 , 804 , 2307 , 7239 , 17860 , 30108 , 38470 , 322581 , 9808747 , 3178528 , 99681620 , 98520036 , 895216081 , 945476783 , 9559358059 , 9985920336
n×2
40579986
n×3
60869979
n×4
81159972
n×5
101449965
n÷2
10144996.5
n÷3
6763331
n÷3
5072498.25
n÷5
4057998.6
n2
411683815940049
n3
8.3530617436369E+21
n4
1.6948356430696E+29
n5
3.4388203334033E+36
2 √n
4504.4414748113
3 √n
272.74740822043
4 √n
67.115135959121
5 √n
28.937191571717
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
-20289992
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 20289993 can be divided by 8 positive divisors.
The sum of these divisors (counting 20289993) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101011001100111001001
3
Ternary
1102011211122020
4
Quaternary
1031121213021
5
Quinary
20143234433
6
Senary
2002515053
8
Octal
115314711
10
Decimal
20289993
12
Duodecimal
6965a89
16
Hexadecimal
13599c9
20
Vigesimal
66g4jd
36
Base36
c2vux
md5
6b55fc3c535f6012f8563f233106adc6
sha1
6678c24d539f7b6bdec82ab9bc0ee286f5be7ed9
sha256
0e46f910d36b1ad014809ee50d2bbafe0df9f7a22e0f4ad38f004bc24f57cb6e
sha512
743b3a7afb9deb20137dc6380d934dd3943d4e1000dd01e8a46f43db968fa1f6b4bb8255f601beef88a55f71e6329fc8622fa1f24c7a38f0951308f3cde22982
ripemd-160
f3e20db037b747bc51ebde516a586eb18e091bef
Diameter
40579986
Circumference
127485785.90038
Area
1.2933428517591E+15
Volume
3.4989223211722E+22
Surface area
5.1733714070363E+15
Circumference
127485785.90038
Perimeter
81159972
Area
411683815940049
Diagonal
28694383.281055
Surface area
2470102895640294
Volume
8.3530617436369E+21
Space diagonal
35143298.761217
Perimeter
60869979
Area
1.782643214655E+14
Altitude
17571649.380608
Surface area
1.782643214655E+14
Volume
9.8441776709926E+20
Height
9564794.4270184