20009851 is an odd 8-digits composite number following 20009850
and preceding 20009852 . In scientific notation, it is written as 2.0009851 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 19979872 positive integers (up to 20009851) that are relatively prime to 20009851.
20009851 has 4 divisors, whose sum is 20039832
The reverse of 20009851 is 15890002
Previous prime number is 683
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million nine thousand eight hundred fifty-one
Scientific notation
2.0009851 × 10^7
Engineering notation
2.0009851 × 10^6
Prime Factorization
683 × 29297
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20009851
Product of the distinct prime numbers
The prime factorization of 20009851 is 683 × 29297.
Since it has a total of 2 prime factors.
8 , 3 , 46 , 4 , 635 , 153 , 6428 , 3351 , 28443 , 21716 , 400733 , 222857 , 5352818 , 8618287 , 71396045 , 40529369 , 199310139 , 87525290 , 9788223663 , 7652754104
n×2
40019702
n×3
60029553
n×4
80039404
n×5
100049255
n÷2
10004925.5
n÷3
6669950.3333333
n÷3
5002462.75
n÷5
4001970.2
n2
400394137042201
n3
8.011827023488E+21
n4
1.6031546497777E+29
n5
3.2078885672009E+36
2 √n
4473.2371946947
3 √n
271.4863205577
4 √n
66.882263678009
5 √n
28.856839965653
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20009850
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20009851 can be divided by 4 positive divisors.
The sum of these divisors (counting 20009851) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100010101001101111011
3
Ternary
1101122121100121
4
Quaternary
1030111031323
5
Quinary
20110303401
6
Senary
1552514111
8
Octal
114251573
10
Decimal
20009851
12
Duodecimal
684b937
16
Hexadecimal
131537b
20
Vigesimal
6514cb
36
Base36
bwvp7
md5
810469422ae87e79a913fef178b49e3c
sha1
271b7c9f3d9bec3bd0452217d7ba6ffb757b4dc9
sha256
b5f04f4d3f4d1f534da058b5ebe17d6c0d747d3fbd9e937478a309fbf57cafac
sha512
c1347c16d4fee743a55ca1e039a225b49814878f41e8a3a358f210f2873e5e7312d5ab073086d08ce8ff180424c84bb8ae823b3cfe3c29bd41e52270bfc803b7
ripemd-160
a5367481dae6d37ac3dbee8a3d226373a58d01fb
Diameter
40019702
Circumference
125725601.80205
Area
1.2578752794722E+15
Volume
3.355986255843E+22
Surface area
5.0315011178888E+15
Circumference
125725601.80205
Perimeter
80039404
Area
400394137042201
Diagonal
28298202.665265
Surface area
2402364822253206
Volume
8.011827023488E+21
Space diagonal
34658078.583883
Perimeter
60029553
Area
1.7337574710245E+14
Altitude
17329039.291941
Surface area
1.7337574710245E+14
Volume
9.44202869667E+20
Height
9432734.2217549