20494906 is an even 8-digits composite number following 20494905
and preceding 20494907 . In scientific notation, it is written as 2.0494906 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 9916860 positive integers (up to 20494906) that are relatively prime to 20494906.
20494906 has 8 divisors, whose sum is 31734144
The reverse of 20494906 is 60949402
Previous prime number is 31
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million four hundred ninety-four thousand nine hundred six
Scientific notation
2.0494906 × 10^7
Engineering notation
2.0494906 × 10^6
Prime Factorization
2 × 31 × 330563
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20494906
Product of the distinct prime numbers
The prime factorization of 20494906 is 2 × 31 × 330563.
Since it has a total of 3 prime factors.
6 , 7 , 31 , 84 , 22 , 174 , 7841 , 6555 , 28363 , 98788 , 733381 , 439325 , 8547876 , 4357769 , 97998143 , 58798808 , 340523599 , 114100650 , 8718880799 , 4379824227
n×2
40989812
n×3
61484718
n×4
81979624
n×5
102474530
n÷2
10247453
n÷3
6831635.3333333
n÷3
5123726.5
n÷5
4098981.2
n2
420041171948836
n3
8.6087043352212E+21
n4
1.7643458613215E+29
n5
3.6160102579274E+36
2 √n
4527.1299959246
3 √n
273.66251271848
4 √n
67.283950507714
5 √n
28.995405461861
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
-20494905
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 20494906 can be divided by 8 positive divisors.
The sum of these divisors (counting 20494906) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110001011101000111010
3
Ternary
1102120020201121
4
Quaternary
1032023220322
5
Quinary
20221314111
6
Senary
2011135454
8
Octal
116135072
10
Decimal
20494906
12
Duodecimal
6a4458a
16
Hexadecimal
138ba3a
20
Vigesimal
681h56
36
Base36
c79yy
md5
e3e08bdd5411cf355b55d6488a002049
sha1
934b07088d1c83ef3adc8edef302048b32b97efe
sha256
935e87b2da3d75885688a9d606e1c507ba505b4ad25353d87997f6b5e8d05ff8
sha512
76a49ecaa6ace56072db4788e40cf80dfae57b755fe838418e933bf90345273eb23456e0fd638a268e53b1c12c085950bf04c37f41536ddb907d22f289e1ac6e
ripemd-160
aaa4b4095b2c634c178f4b968569f7cabd9b2180
Diameter
40989812
Circumference
128773292.25123
Area
1.3195982599997E+15
Volume
3.6060056395277E+22
Surface area
5.2783930399988E+15
Circumference
128773292.25123
Perimeter
81979624
Area
420041171948836
Diagonal
28984174.024762
Surface area
2520247031693016
Volume
8.6087043352212E+21
Space diagonal
35498218.488348
Perimeter
61484718
Area
1.8188316277154E+14
Altitude
17749109.244174
Surface area
1.8188316277154E+14
Volume
1.0145455354442E+21
Height
9661391.3415872