20291228 is an even 8-digits composite number following 20291227
and preceding 20291229 . In scientific notation, it is written as 2.0291228 × 10^7.
The sum of its digits is 26. It has a total of 4 prime factors and 12 positive divisors.
There are 9898080 positive integers (up to 20291228) that are relatively prime to 20291228.
20291228 has 12 divisors, whose sum is 36376032
The reverse of 20291228 is 82219202
Previous prime number is 41
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million two hundred ninety-one thousand two hundred twenty-eight
Scientific notation
2.0291228 × 10^7
Engineering notation
2.0291228 × 10^6
Prime Factorization
2 × 2 × 41 × 123727
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10145614
Product of the distinct prime numbers
The prime factorization of 20291228 is 2 × 2 × 41 × 123727.
Since it has a total of 4 prime factors.
1 , 7 , 37 , 56 , 579 , 227 , 6203 , 2243 , 74092 , 62180 , 536310 , 807803 , 7537689 , 1587180 , 86294724 , 82809735 , 445283872 , 197433705 , 3295331462 , 3465650341
n×2
40582456
n×3
60873684
n×4
81164912
n×5
101456140
n÷2
10145614
n÷3
6763742.6666667
n÷3
5072807
n÷5
4058245.6
n2
411733933747984
n3
8.3545871250172E+21
n4
1.6952483219959E+29
n5
3.4398670218236E+36
2 √n
4504.5785596435
3 √n
272.75294192063
4 √n
67.116157217495
5 √n
28.937543829715
1 , 2 , 4 , 41 , 82 , 164 , 123727 , 247454 , 494908 , 5072807 , 10145614 , 20291228
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20291227
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20291228 can be divided by 12 positive divisors.
The sum of these divisors (counting 20291228) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001101011001111010011100
3
Ternary
1102011220022222
4
Quaternary
1031121322130
5
Quinary
20143304403
6
Senary
2002524512
8
Octal
115317234
10
Decimal
20291228
12
Duodecimal
6966738
16
Hexadecimal
1359e9c
20
Vigesimal
66g818
36
Base36
c2wt8
md5
989a26fe099d30b4ba0cb98562bfbd6a
sha1
7542f5d800cb65248ed8ab561ae11929481ef73f
sha256
5ad1db859a3871fc54a22f31c897e283bb4669a2b523ec975eacfbf328e99651
sha512
906c267d033baa798f5b1fc633a95536fcf5e3fe40ab0a9491572bd3aa6f8195a03d98e84d52e0aad74ce133145128142d911f0300af088b3de22617c383539d
ripemd-160
fa572478861c97d20ede8e3d458c6a500428a613
Diameter
40582456
Circumference
127493545.63423
Area
1.2935003014963E+15
Volume
3.4995612714307E+22
Surface area
5.1740012059852E+15
Circumference
127493545.63423
Perimeter
81164912
Area
411733933747984
Diagonal
28696129.834805
Surface area
2470403602487904
Volume
8.3545871250172E+21
Space diagonal
35145437.843964
Perimeter
60873684
Area
1.7828602311293E+14
Altitude
17572718.921982
Surface area
1.7828602311293E+14
Volume
9.8459753501892E+20
Height
9565376.6116016