201239987 is an odd 9-digits composite number following 201239986
and preceding 201239988 . In scientific notation, it is written as 2.01239987 × 10^8.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 185664960 positive integers (up to 201239987) that are relatively prime to 201239987.
201239987 has 8 divisors, whose sum is 216830880
The reverse of 201239987 is 789932102
Previous prime number is 3511
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
two hundred one million two hundred thirty-nine thousand nine hundred eighty-seven
Scientific notation
2.01239987 × 10^8
Engineering notation
2.01239987 × 10^6
Prime Factorization
13 × 3511 × 4409
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
201239987
Product of the distinct prime numbers
The prime factorization of 201239987 is 13 × 3511 × 4409.
Since it has a total of 3 prime factors.
5 , 9 , 77 , 21 , 533 , 888 , 2983 , 9760 , 57609 , 40410 , 165417 , 608906 , 5020754 , 108485 , 59582339 , 45919449 , 535885395 , 22440702 , 8112262362 , 2952516330
n×2
402479974
n×3
603719961
n×4
804959948
n×5
1006199935
n÷2
100619993.5
n÷3
67079995.666667
n÷3
50309996.75
n÷5
40247997.4
n2
40497532367760169
n3
8.1497228872201E+24
n4
1.6400501278778E+33
n5
3.3004366641347E+41
2 √n
14185.908042843
3 √n
586.00963982946
4 √n
119.10460966244
5 √n
45.787070318043
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
-201239986
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 201239987 can be divided by 8 positive divisors.
The sum of these divisors (counting 201239987) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011111111101010110110110011
3
Ternary
112000200001100212
4
Quaternary
23333222312303
5
Quinary
403004134422
6
Senary
31545134335
8
Octal
1377526663
10
Decimal
201239987
12
Duodecimal
5748a3ab
16
Hexadecimal
bfeadb3
20
Vigesimal
32hejj7
36
Base36
3bt9rn
md5
448f421367099130f4938a69240e93cd
sha1
b93f72d031baadf99a1e1ef7ed54b9bde5b3ceef
sha256
53e3acb232fd461e24e091814ffa6ea3026e266b2b51d9d1f46942a7dd50a11b
sha512
52a14437bc5fdcc5226c8f2c71a9238ff71a0356481db3a3185b99462f282dea988c1618bd3a65ec380ea79da9836a111bbb8afa1c99aff4f1e628dd788759d3
ripemd-160
7fc82acb680be94746e718620ed46e21ba6316fd
Diameter
402479974
Circumference
1264428129.5354
Area
1.2722675017507E+17
Volume
3.4137479401711E+25
Surface area
5.0890700070028E+17
Circumference
1264428129.5354
Perimeter
804959948
Area
40497532367760169
Diagonal
284596318.90719
Surface area
242985194206561014
Volume
8.1497228872201E+24
Space diagonal
348557881.9985
Perimeter
603719961
Area
1.7535945910531E+16
Altitude
174278940.99925
Surface area
1.7535945910531E+16
Volume
9.6045405305743E+23
Height
94865439.635728