201318981 is an odd 9-digits composite number following 201318980
and preceding 201318982 . In scientific notation, it is written as 2.01318981 × 10^8.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 126317760 positive integers (up to 201318981) that are relatively prime to 201318981.
201318981 has 8 divisors, whose sum is 284215104
The reverse of 201318981 is 189813102
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 33
Digital Root 6
Name
two hundred one million three hundred eighteen thousand nine hundred eighty-one
Scientific notation
2.01318981 × 10^8
Engineering notation
2.01318981 × 10^6
Prime Factorization
3 × 17 × 3947431
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
201318981
Product of the distinct prime numbers
The prime factorization of 201318981 is 3 × 17 × 3947431.
Since it has a total of 3 prime factors.
2 , 6 , 2 , 63 , 652 , 225 , 7910 , 3642 , 31803 , 10756 , 2308 , 57001 , 4514776 , 1097472 , 27478570 , 82781892 , 429047149 , 690839137 , 3275304608 , 7040629401
n×2
402637962
n×3
603956943
n×4
805275924
n×5
1006594905
n÷2
100659490.5
n÷3
67106327
n÷3
50329745.25
n÷5
40263796.2
n2
40529332110878361
n3
8.1593238411726E+24
n4
1.6426267613539E+33
n5
3.3069194575909E+41
2 √n
14188.692011599
3 √n
586.08630648421
4 √n
119.11629616303
5 √n
45.790664371207
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
-201318980
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 201318981 can be divided by 8 positive divisors.
The sum of these divisors (counting 201318981) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011111111111110001001000101
3
Ternary
112000211001201120
4
Quaternary
23333332021011
5
Quinary
403014201411
6
Senary
31550544153
8
Octal
1377761105
10
Decimal
201318981
12
Duodecimal
57508059
16
Hexadecimal
bffe245
20
Vigesimal
32i4h91
36
Base36
3buypx
md5
d9ea58d53d57e6db1c7c757044644ea8
sha1
13ddfcc884a78aef7177890fd048f14513e3fe99
sha256
6ff0788f1b484f9b672c7509ad79358868f78b7e4d2b6e9861781e4628fb6ce5
sha512
a3912353c6c64adc8df6adaa2546600cd1a90cc14e6e20571fe16f13656e4990c695b18bd828825972e105ee46299fa6a598ca677c23321a991a1d36d5d1f26a
ripemd-160
3b1ebdf07b0980c030f0b2716848ccbdbfca1810
Diameter
402637962
Circumference
1264924463.4756
Area
1.2732665201444E+17
Volume
3.4177695783584E+25
Surface area
5.0930660805775E+17
Circumference
1264924463.4756
Perimeter
805275924
Area
40529332110878361
Diagonal
284708033.29333
Surface area
243175992665270166
Volume
8.1593238411726E+24
Space diagonal
348694703.61999
Perimeter
603956943
Area
1.7549715603219E+16
Altitude
174347351.81
Surface area
1.7549715603219E+16
Volume
9.615855363317E+23
Height
94902677.764444