20097749 is an odd 8-digits composite number following 20097748
and preceding 20097750 . In scientific notation, it is written as 2.0097749 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 16679040 positive integers (up to 20097749) that are relatively prime to 20097749.
20097749 has 8 divisors, whose sum is 23529408
The reverse of 20097749 is 94779002
Previous prime number is 70027
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million ninety-seven thousand seven hundred forty-nine
Scientific notation
2.0097749 × 10^7
Engineering notation
2.0097749 × 10^6
Prime Factorization
7 × 70027 × 41
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20097749
Product of the distinct prime numbers
The prime factorization of 20097749 is 7 × 70027 × 41.
Since it has a total of 3 prime factors.
2 , 1 , 51 , 86 , 890 , 470 , 4765 , 3903 , 7238 , 49725 , 536171 , 782402 , 6488066 , 705893 , 16119960 , 38604434 , 836787648 , 497856259 , 8628160258 , 9731893866
n×2
40195498
n×3
60293247
n×4
80390996
n×5
100488745
n÷2
10048874.5
n÷3
6699249.6666667
n÷3
5024437.25
n÷5
4019549.8
n2
403919514867001
n3
8.1178730259988E+21
n4
1.6315097449039E+29
n5
3.2789673344133E+36
2 √n
4483.0513046362
3 √n
271.88326251368
4 √n
66.955592034095
5 √n
28.882147634685
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
-20097748
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 20097749 can be divided by 8 positive divisors.
The sum of these divisors (counting 20097749) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101010101011010101
3
Ternary
1101211001221002
4
Quaternary
1030222223111
5
Quinary
20121111444
6
Senary
1554433045
8
Octal
114525325
10
Decimal
20097749
12
Duodecimal
6892785
16
Hexadecimal
132aad5
20
Vigesimal
65c479
36
Base36
byrit
md5
31e51dff7c6f454363d025edf8d28615
sha1
85a52585bd2a5408bbae4e46121e37b7bb22a637
sha256
a00622bf6f212d7aa0ae885ac06824195d2c1687fafec35c8e521e628d42da3b
sha512
e5b0fd8ce8758427e11e817b92981d610dfb972295683168c59333149142d5d90062cec602d123ca98c6c9bc24cc41ac7f048e8f8751adbd41764cb3398985b6
ripemd-160
8663ff22da34d40addf9de684eb18f6ec3f8ec91
Diameter
40195498
Circumference
126277881.22418
Area
1.2689505805477E+15
Volume
3.4004067015003E+22
Surface area
5.0758023221909E+15
Circumference
126277881.22418
Perimeter
80390996
Area
403919514867001
Diagonal
28422509.20897
Surface area
2423517089202006
Volume
8.1178730259988E+21
Space diagonal
34810322.385767
Perimeter
60293247
Area
1.7490228047955E+14
Altitude
17405161.192883
Surface area
1.7490228047955E+14
Volume
9.5670051091585E+20
Height
9474169.7363234