201820989 is an odd 9-digits composite number following 201820988
and preceding 201820990 . In scientific notation, it is written as 2.01820989 × 10^8.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 134547324 positive integers (up to 201820989) that are relatively prime to 201820989.
201820989 has 4 divisors, whose sum is 269094656
The reverse of 201820989 is 989028102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
two hundred one million eight hundred twenty thousand nine hundred eighty-nine
Scientific notation
2.01820989 × 10^8
Engineering notation
2.01820989 × 10^6
Prime Factorization
3 × 67273663
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
201820989
Product of the distinct prime numbers
The prime factorization of 201820989 is 3 × 67273663.
Since it has a total of 2 prime factors.
8 , 2 , 58 , 36 , 361 , 510 , 2348 , 1846 , 27799 , 52733 , 429140 , 275312 , 7984541 , 2990543 , 49919155 , 88485993 , 142024088 , 77724384 , 7613802503 , 8863021071
n×2
403641978
n×3
605462967
n×4
807283956
n×5
1009104945
n÷2
100910494.5
n÷3
67273663
n÷3
50455247.25
n÷5
40364197.8
n2
40731711600938121
n3
8.2205143189641E+24
n4
1.659072329942E+33
n5
3.3483561845143E+41
2 √n
14206.37142271
3 √n
586.57305607951
4 √n
119.1904837758
5 √n
45.813478301204
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
-201820988
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 201820989 can be divided by 4 positive divisors.
The sum of these divisors (counting 201820989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100000001111000101100111101
3
Ternary
112001202120100110
4
Quaternary
30001320230331
5
Quinary
403131232424
6
Senary
32005420233
8
Octal
1401705475
10
Decimal
201820989
12
Duodecimal
5770a679
16
Hexadecimal
c078b3d
20
Vigesimal
3317c99
36
Base36
3c5q2l
md5
4565f5f42ea6f2c382d929be1a683c59
sha1
d752d9dcb913cb51b986e3b5d671fdd3993bb317
sha256
ff3a253820d54c829e6a48f41d75cc8d7e2ba7c64ee993344bfead8f432dbd7e
sha512
34edb7b507732b44bc2addcdff196b888c218e81301d93ac1bfad94482fd3a70b332c773c15d5df13bd86ff4e90ab771b9013a6f258d976299b877d8d4f9ac9a
ripemd-160
98597b3a776bc8651151792bb62d78abce1b065e
Diameter
403641978
Circumference
1268078672.7653
Area
1.2796244593365E+17
Volume
3.4434009857583E+25
Surface area
5.1184978373458E+17
Circumference
1268078672.7653
Perimeter
807283956
Area
40731711600938121
Diagonal
285417979.81535
Surface area
244390269605628726
Volume
8.2205143189641E+24
Space diagonal
349564206.9818
Perimeter
605462967
Area
1.7637348493017E+16
Altitude
174782103.4909
Surface area
1.7637348493017E+16
Volume
9.6879690329677E+23
Height
95139326.605117