20269991 is an odd 8-digits composite number following 20269990
and preceding 20269992 . In scientific notation, it is written as 2.0269991 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 17353080 positive integers (up to 20269991) that are relatively prime to 20269991.
20269991 has 8 divisors, whose sum is 23193984
The reverse of 20269991 is 19996202
Previous prime number is 1291
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million two hundred sixty-nine thousand nine hundred ninety-one
Scientific notation
2.0269991 × 10^7
Engineering notation
2.0269991 × 10^6
Prime Factorization
7 × 1291 × 2243
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20269991
Product of the distinct prime numbers
The prime factorization of 20269991 is 7 × 1291 × 2243.
Since it has a total of 3 prime factors.
8 , 2 , 89 , 88 , 554 , 901 , 3094 , 705 , 50559 , 2087 , 661850 , 108456 , 2667328 , 4578064 , 29556113 , 69131046 , 978471986 , 279707732 , 406321518 , 64623524
n×2
40539982
n×3
60809973
n×4
81079964
n×5
101349955
n÷2
10134995.5
n÷3
6756663.6666667
n÷3
5067497.75
n÷5
4053998.2
n2
410872535140081
n3
8.3283825894366E+21
n4
1.6881624013244E+29
n5
3.4219036681383E+36
2 √n
4502.2206742895
3 √n
272.65775339521
4 √n
67.098589212364
5 √n
28.931484028344
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
-20269990
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 20269991 can be divided by 8 positive divisors.
The sum of these divisors (counting 20269991) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101010100101110100111
3
Ternary
1102010211012102
4
Quaternary
1031110232213
5
Quinary
20142114431
6
Senary
2002242315
8
Octal
115245647
10
Decimal
20269991
12
Duodecimal
695639b
16
Hexadecimal
1354ba7
20
Vigesimal
66dejb
36
Base36
c2gfb
md5
29d5018693fcbee75c9295f299b7865e
sha1
31ad84a9387957216709df2ce2c56b7b540eecbb
sha256
7e7514442ee890fd7a4ea9d6124dee6932a433de691854021500598387152102
sha512
e58c88d798624daf99c1ee2691d910e243b90f4de0084437bce665c06d2265bb0ff1392055972e383e764ad78362fd51e83356680b9923f147ce2148569cbe9a
ripemd-160
327da998b003d0b5a2804bd64963beb1e25534d2
Diameter
40539982
Circumference
127360109.62786
Area
1.2907941379579E+15
Volume
3.4885847412346E+22
Surface area
5.1631765518316E+15
Circumference
127360109.62786
Perimeter
81079964
Area
410872535140081
Diagonal
28666096.181381
Surface area
2465235210840486
Volume
8.3283825894366E+21
Space diagonal
35108654.280964
Perimeter
60809973
Area
1.7791302657431E+14
Altitude
17554327.140482
Surface area
1.7791302657431E+14
Volume
9.8150930088444E+20
Height
9555365.3937935