20497910 is an even 8-digits composite number following 20497909
and preceding 20497911 . In scientific notation, it is written as 2.0497910 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 8199160 positive integers (up to 20497910) that are relatively prime to 20497910.
20497910 has 8 divisors, whose sum is 36896256
The reverse of 20497910 is 01979402
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million four hundred ninety-seven thousand nine hundred ten
Scientific notation
2.0497910 × 10^7
Engineering notation
2.0497910 × 10^6
Prime Factorization
2 × 5 × 2049791
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20497910
Product of the distinct prime numbers
The prime factorization of 20497910 is 2 × 5 × 2049791.
Since it has a total of 3 prime factors.
10 , 9 , 97 , 74 , 4 , 941 , 8531 , 7441 , 44765 , 59413 , 62862 , 27142 , 7707073 , 9632443 , 56876828 , 79396964 , 97042177 , 802724302 , 5377025870 , 3362631073
n×2
40995820
n×3
61493730
n×4
81991640
n×5
102489550
n÷2
10248955
n÷3
6832636.6666667
n÷3
5124477.5
n÷5
4099582
n2
420164314368100
n3
8.612490301129E+21
n4
1.7653805106842E+29
n5
3.6186610823758E+36
2 √n
4527.4617612963
3 √n
273.67588257774
4 √n
67.286415874947
5 √n
28.996255400784
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
-20497909
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 20497910 can be divided by 8 positive divisors.
The sum of these divisors (counting 20497910) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110001100010111110110
3
Ternary
1102120101211212
4
Quaternary
1032030113312
5
Quinary
20221413120
6
Senary
2011201422
8
Octal
116142766
10
Decimal
20497910
12
Duodecimal
6a46272
16
Hexadecimal
138c5f6
20
Vigesimal
6824fa
36
Base36
c7cae
md5
0882cb0997438a0523360ae224d60835
sha1
47b9372ce16beaf1955cc75ab71a9ddf07c75ef0
sha256
785181ba27889a64887899f722bb16f6f184051bd9fad5609039c8cf5193add1
sha512
2f9591c8d04a5a1fd2ae9723f85226b11c54021c7fd549135a61261011e9e1812c175bfe69ec4b2c1c974644dae76a27eb0f2bdecd920300782adc6ff75de071
ripemd-160
2b511f19f4f4642cc19035dc3529651f33d851b5
Diameter
40995820
Circumference
128792166.93989
Area
1.3199851233194E+15
Volume
3.6075915012187E+22
Surface area
5.2799404932777E+15
Circumference
128792166.93989
Perimeter
81991640
Area
420164314368100
Diagonal
28988422.322303
Surface area
2520985886208600
Volume
8.612490301129E+21
Space diagonal
35503421.568974
Perimeter
61493730
Area
1.8193648500322E+14
Altitude
17751710.784487
Surface area
1.8193648500322E+14
Volume
1.0149917158053E+21
Height
9662807.4407677