20490295 is an odd 8-digits composite number following 20490294
and preceding 20490296 . In scientific notation, it is written as 2.0490295 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 14050464 positive integers (up to 20490295) that are relatively prime to 20490295.
20490295 has 8 divisors, whose sum is 28101024
The reverse of 20490295 is 59209402
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million four hundred ninety thousand two hundred ninety-five
Scientific notation
2.0490295 × 10^7
Engineering notation
2.0490295 × 10^6
Prime Factorization
5 × 7 × 585437
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20490295
Product of the distinct prime numbers
The prime factorization of 20490295 is 5 × 7 × 585437.
Since it has a total of 3 prime factors.
5 , 10 , 42 , 19 , 838 , 18 , 6364 , 993 , 45643 , 94650 , 921820 , 393008 , 8524606 , 7887486 , 92929685 , 46760092 , 947298551 , 515189757 , 8251732946 , 9098020597
n×2
40980590
n×3
61470885
n×4
81961180
n×5
102451475
n÷2
10245147.5
n÷3
6830098.3333333
n÷3
5122573.75
n÷5
4098059
n2
419852189187025
n3
8.602895212838E+21
n4
1.7627586076514E+29
n5
3.6119443884566E+36
2 √n
4526.620704234
3 √n
273.64198806567
4 √n
67.280165756588
5 √n
28.994100651308
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
-20490294
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 20490295 can be divided by 8 positive divisors.
The sum of these divisors (counting 20490295) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110001010100000110111
3
Ternary
1102120000101211
4
Quaternary
1032022200313
5
Quinary
20221142140
6
Senary
2011102251
8
Octal
116124067
10
Decimal
20490295
12
Duodecimal
6a41987
16
Hexadecimal
138a837
20
Vigesimal
6815ef
36
Base36
c76ev
md5
ef18a2ba98bb0ce5f00bfb029cb19a07
sha1
b7e09a150269dc96df6dace633c50e96fdb39ad0
sha256
907b5cc485445750c026940227250ec18305ce3afc83af4bbe141bf2d455f32a
sha512
ea6ba16a2dfbd3d8a3cda078e34f0299b4917e95924ad56255a5aedb11ec36a4c54c4f081afe5392c1006dc88f975ca04489c47795a2312fc2b86aa8425e4dfd
ripemd-160
ac5b3328ba594859c3d2e3a691bcaa2589f8f490
Diameter
40980590
Circumference
128744320.48378
Area
1.3190045531435E+15
Volume
3.6035723200339E+22
Surface area
5.2760182125742E+15
Circumference
128744320.48378
Perimeter
81961180
Area
419852189187025
Diagonal
28977653.086026
Surface area
2519113135122150
Volume
8.602895212838E+21
Space diagonal
35490232.002075
Perimeter
61470885
Area
1.8180133083524E+14
Altitude
17745116.001037
Surface area
1.8180133083524E+14
Volume
1.0138609238058E+21
Height
9659217.6953419