20492091 is an odd 8-digits composite number following 20492090
and preceding 20492092 . In scientific notation, it is written as 2.0492091 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 12 positive divisors.
There are 13468560 positive integers (up to 20492091) that are relatively prime to 20492091.
20492091 has 12 divisors, whose sum is 30017520
The reverse of 20492091 is 19029402
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million four hundred ninety-two thousand ninety-one
Scientific notation
2.0492091 × 10^7
Engineering notation
2.0492091 × 10^6
Prime Factorization
3 × 3 × 71 × 32069
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6830697
Product of the distinct prime numbers
The prime factorization of 20492091 is 3 × 3 × 71 × 32069.
Since it has a total of 4 prime factors.
10 , 9 , 65 , 7 , 341 , 422 , 5856 , 5000 , 50635 , 17080 , 662075 , 882114 , 8624008 , 7650711 , 74270564 , 15198911 , 440583417 , 191721977 , 1118649168 , 8574871827
n×2
40984182
n×3
61476273
n×4
81968364
n×5
102460455
n÷2
10246045.5
n÷3
6830697
n÷3
5123022.75
n÷5
4098418.2
n2
419925793552281
n3
8.6051575747206E+21
n4
1.7633767209051E+29
n5
3.613527623207E+36
2 √n
4526.8190818719
3 √n
273.649982853
4 √n
67.281640005814
5 √n
28.99460890733
1 , 3 , 9 , 71 , 213 , 639 , 32069 , 96207 , 288621 , 2276899 , 6830697 , 20492091
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
-20492090
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 20492091 can be divided by 12 positive divisors.
The sum of these divisors (counting 20492091) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001110001010111100111011
3
Ternary
1102120002212100
4
Quaternary
1032022330323
5
Quinary
20221221331
6
Senary
2011114443
8
Octal
116127473
10
Decimal
20492091
12
Duodecimal
6a42a23
16
Hexadecimal
138af3b
20
Vigesimal
681a4b
36
Base36
c77sr
md5
5f2a5fa64c227c56de5e9fcd45f1a383
sha1
5beb6e09184417f2729d5ef38abf8cd287184220
sha256
8838912f6e3fcdf3526c99fc5e6905b85c1693b9e482dea81551fc909f963b48
sha512
d0afd3b12e8ab9ad596672904d537c1f91e0bbe8af749b1b9ab7255251e83c0c949c1fe515c8e9d58a2c70dc38e423d8e6c0c7320b5f7710bb1568a2629cc0dd
ripemd-160
a8fb371dd5d529ebe5ffa3ac90ccaeaba4140464
Diameter
40984182
Circumference
128755605.08459
Area
1.3192357880767E+15
Volume
3.6045199759633E+22
Surface area
5.2769431523068E+15
Circumference
128755605.08459
Perimeter
81968364
Area
419925793552281
Diagonal
28980193.013584
Surface area
2519554761313686
Volume
8.6051575747206E+21
Space diagonal
35493342.765325
Perimeter
61476273
Area
1.8183320246031E+14
Altitude
17746671.382662
Surface area
1.8183320246031E+14
Volume
1.0141275457106E+21
Height
9660064.3378612