20011245 is an odd 8-digits composite number following 20011244
and preceding 20011246 . In scientific notation, it is written as 2.0011245 × 10^7.
The sum of its digits is 15. It has a total of 4 prime factors and 16 positive divisors.
There are 10653120 positive integers (up to 20011245) that are relatively prime to 20011245.
20011245 has 16 divisors, whose sum is 32076672
The reverse of 20011245 is 54211002
Previous prime number is 823
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 15
Digital Root 6
Name
twenty million eleven thousand two hundred forty-five
Scientific notation
2.0011245 × 10^7
Engineering notation
2.0011245 × 10^6
Prime Factorization
3 × 5 × 823 × 1621
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20011245
Product of the distinct prime numbers
The prime factorization of 20011245 is 3 × 5 × 823 × 1621.
Since it has a total of 4 prime factors.
3 , 3 , 97 , 38 , 583 , 807 , 9020 , 399 , 77239 , 12895 , 686794 , 749645 , 874979 , 140368 , 56888059 , 65926985 , 969713543 , 195407610 , 8393040065 , 436391271
n×2
40022490
n×3
60033735
n×4
80044980
n×5
100056225
n÷2
10005622.5
n÷3
6670415
n÷3
5002811.25
n÷5
4002249
n2
400449926450025
n3
8.0135015884234E+21
n4
1.6036014359383E+29
n5
3.2090061216913E+36
2 √n
4473.3930075503
3 √n
271.49262483824
4 √n
66.883428497277
5 √n
28.857242020761
1 , 3 , 5 , 15 , 823 , 1621 , 2469 , 4115 , 4863 , 8105 , 12345 , 24315 , 1334083 , 4002249 , 6670415 , 20011245
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20011244
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20011245 can be divided by 16 positive divisors.
The sum of these divisors (counting 20011245) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100010101100011101101
3
Ternary
1101122200021020
4
Quaternary
1030111203231
5
Quinary
20110324440
6
Senary
1552524353
8
Octal
114254355
10
Decimal
20011245
12
Duodecimal
68506b9
16
Hexadecimal
13158ed
20
Vigesimal
651825
36
Base36
bwwrx
md5
67ab17ca93fc7f978ca843e0be13e773
sha1
dbba14f3af881e0ce25cf368af361aaae12cb197
sha256
1d92773ef27ad979a783d0f49b37a72e4d864518c36a50ac22c2e93931cb4f36
sha512
b795c973b041be4d96e6ef712533ea4f5617d2eeb7296e51ed2ff82574f01ac40adc19665c67da6f95a3b1f76ed4fd59a4faedd56972ef815a7ba265f800f171
ripemd-160
1325774d4c4c5d08dade41dd0af52697e7edfbd1
Diameter
40022490
Circumference
125734360.56237
Area
1.258050547066E+15
Volume
3.3566876959628E+22
Surface area
5.0322021882639E+15
Circumference
125734360.56237
Perimeter
80044980
Area
400449926450025
Diagonal
28300174.078971
Surface area
2402699558700150
Volume
8.0135015884234E+21
Space diagonal
34660493.062709
Perimeter
60033735
Area
1.7339990462467E+14
Altitude
17330246.531354
Surface area
1.7339990462467E+14
Volume
9.4440021903723E+20
Height
9433391.3596569