201028161 is an odd 9-digits composite number following 201028160
and preceding 201028162 . In scientific notation, it is written as 2.01028161 × 10^8.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 134018772 positive integers (up to 201028161) that are relatively prime to 201028161.
201028161 has 4 divisors, whose sum is 268037552
The reverse of 201028161 is 161820102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 21
Digital Root 3
Name
two hundred one million twenty-eight thousand one hundred sixty-one
Scientific notation
2.01028161 × 10^8
Engineering notation
2.01028161 × 10^6
Prime Factorization
3 × 67009387
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
201028161
Product of the distinct prime numbers
The prime factorization of 201028161 is 3 × 67009387.
Since it has a total of 2 prime factors.
7 , 6 , 73 , 15 , 634 , 119 , 5856 , 751 , 45712 , 99784 , 855548 , 249959 , 6921443 , 74849 , 12510172 , 45860490 , 927462350 , 334053435 , 8734267359 , 9377458418
n×2
402056322
n×3
603084483
n×4
804112644
n×5
1005140805
n÷2
100514080.5
n÷3
67009387
n÷3
50257040.25
n÷5
40205632.2
n2
40412321515041921
n3
8.1240146759096E+24
n4
1.6331557302351E+33
n5
3.2831029307578E+41
2 √n
14178.440005868
3 √n
585.80395562909
4 √n
119.07325478825
5 √n
45.777427127026
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
-201028160
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 201028161 can be divided by 4 positive divisors.
The sum of these divisors (counting 201028161) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011111110110111001001000001
3
Ternary
112000021021210110
4
Quaternary
23332313021001
5
Quinary
402430400121
6
Senary
31540421533
8
Octal
1376671101
10
Decimal
201028161
12
Duodecimal
573a78a9
16
Hexadecimal
bfb7241
20
Vigesimal
32g8a81
36
Base36
3boqbl
md5
70a87091b57d0777759ac31ea94041ea
sha1
63c1722e0afe6b711bf8411f78c613f2b03901a2
sha256
4827341d4b46a359a1d219cf960f1b0d1bd4b4206ed2e8caf188a44b56b82e28
sha512
4beef6eb05431aac217222bfd709cdd7c8b9fad51c9f39f4a24583c8f5472d312ef13342904a46e33acf22dab33b405234438d24c5dc2b2f8a09729105f27c2f
ripemd-160
ae0b0d3321d02466f46c0e143dbcaf33f5bfcc2e
Diameter
402056322
Circumference
1263097187.5245
Area
1.2695905238616E+17
Volume
3.4029793097991E+25
Surface area
5.0783620954466E+17
Circumference
1263097187.5245
Perimeter
804112644
Area
40412321515041921
Diagonal
284296751.70512
Surface area
242473929090251526
Volume
8.1240146759096E+24
Space diagonal
348190988.60414
Perimeter
603084483
Area
1.7499048528965E+16
Altitude
174095494.30207
Surface area
1.7499048528965E+16
Volume
9.5742431129912E+23
Height
94765583.901707