20101243 is an odd 8-digits composite number following 20101242
and preceding 20101244 . In scientific notation, it is written as 2.0101243 × 10^7.
The sum of its digits is 13. It has a total of 2 prime factors and 4 positive divisors.
There are 20068048 positive integers (up to 20101243) that are relatively prime to 20101243.
20101243 has 4 divisors, whose sum is 20134440
The reverse of 20101243 is 34210102
Previous prime number is 617
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 13
Digital Root 4
Name
twenty million one hundred one thousand two hundred forty-three
Scientific notation
2.0101243 × 10^7
Engineering notation
2.0101243 × 10^6
Prime Factorization
617 × 32579
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20101243
Product of the distinct prime numbers
The prime factorization of 20101243 is 617 × 32579.
Since it has a total of 2 prime factors.
7 , 9 , 68 , 62 , 682 , 176 , 7152 , 1617 , 74543 , 22050 , 550594 , 147073 , 4929211 , 8270894 , 2134458 , 53042035 , 665737947 , 136516648 , 9432118429 , 6654659669
n×2
40202486
n×3
60303729
n×4
80404972
n×5
100506215
n÷2
10050621.5
n÷3
6700414.3333333
n÷3
5025310.75
n÷5
4020248.6
n2
404059970145049
n3
8.1221076464584E+21
n4
1.6326445947362E+29
n5
3.2818185731428E+36
2 √n
4483.4409776421
3 √n
271.89901726436
4 √n
66.958501907092
5 √n
28.883151798952
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
-20101242
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 20101243 can be divided by 4 positive divisors.
The sum of these divisors (counting 20101243) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101011100001111011
3
Ternary
1101211020201111
4
Quaternary
1030223201323
5
Quinary
20121214433
6
Senary
1554501151
8
Octal
114534173
10
Decimal
20101243
12
Duodecimal
68947b7
16
Hexadecimal
132b87b
20
Vigesimal
65cd23
36
Base36
byu7v
md5
5ed1023d1022deaa9dce586f9b2ceb91
sha1
c412ceebadc88726125fef0adb95d35c3595b9db
sha256
91e91028228cd659281055500d6829bba47c5fa114389bd94262ed386684cdeb
sha512
1bbdf1b62118eb4c7c3b509085779283f09fd547ee1e557af555b29dd32b5e461d4d2edd961762a264843b90bdad8c6779e3d16f2c546ef7d0d6a7bb9597265d
ripemd-160
2f8da98443bf00a25626c7eb2a9bdaa5b5519ef4
Diameter
40202486
Circumference
126299834.67365
Area
1.2693918338174E+15
Volume
3.4021804951705E+22
Surface area
5.0775673352696E+15
Circumference
126299834.67365
Perimeter
80404972
Area
404059970145049
Diagonal
28427450.471157
Surface area
2424359820870294
Volume
8.1221076464584E+21
Space diagonal
34816374.171288
Perimeter
60303729
Area
1.74963099399E+14
Altitude
17408187.085644
Surface area
1.74963099399E+14
Volume
9.5719956572297E+20
Height
9475816.8237191