201997985 is an odd 9-digits composite number following 201997984
and preceding 201997986 . In scientific notation, it is written as 2.01997985 × 10^8.
The sum of its digits is 50. It has a total of 5 prime factors and 32 positive divisors.
There are 133747200 positive integers (up to 201997985) that are relatively prime to 201997985.
201997985 has 32 divisors, whose sum is 286674432
The reverse of 201997985 is 589799102
Previous prime number is 1033
Is Prime? no Number parity odd Number length 9 Sum of Digits 50 Digital Root 5
Name
two hundred one million nine hundred ninety-seven thousand nine hundred eighty-five
Scientific notation
2.01997985 × 10^8
Engineering notation
2.01997985 × 10^6
Prime Factorization
5 × 7 × 37 × 1033 × 151
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
201997985 Product of the distinct prime numbers
The prime factorization of 201997985 is 5 × 7 × 37 × 1033 × 151.
Since it has a total of 5 prime factors.
8 , 4 , 75 , 39 , 324 , 423 , 9832 , 2569 , 26514 , 19452 , 309401 , 207310 , 2026318 , 2232949 , 85052643 , 72491043 , 120464240 , 378692732 , 7856911839 , 6683640388
n×2
403995970
n×3
605993955
n×4
807991940
n×5
1009989925
n÷2
100998992.5
n÷3
67332661.666667
n÷3
50499496.25
n÷5
40399597
n2
40803185944060225
n3
8.2421613422805E+24
n4
1.6648999831856E+33
n5
3.3630644183002E+41
2 √n14212.599515922
3 √n586.74447985748
4 √n119.2166075508
5 √n45.821511122161
1 , 5 , 7 , 35 , 37 , 151 , 185 , 259 , 755 , 1033 , 1057 , 1295 , 5165 , 5285 , 5587 , 7231 , 27935 , 36155 , 38221 , 39109 , 155983 , 191105 , 195545 , 267547 , 779915 , 1091881 , 1337735 , 5459405 , 5771371 , 28856855 , 40399597 , 201997985
32 divisors
τ Total Divisors
32 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-201997984 Sum of the proper positive divisors of n
A Arithmetic Mean
0.03125 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
32 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 201997985 can be divided by 32 positive divisors.
The sum of these divisors (counting 201997985) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1100000010100011111010100001
3
Ternary
112002002120010212
4
Quaternary
30002203322201
5
Quinary
403202413420
6
Senary
32013303505
8
Octal
1402437241
10
Decimal
201997985
12
Duodecimal
57794b95
16
Hexadecimal
c0a3ea1
20
Vigesimal
3329ej5
36
Base36
3c9in5
md5
5911ca180f41fbc31401b2dacda97c53
sha1
9335e08ef2b449c250fdfc7624a1fb712676e104
sha256
a4f6185e9fd61a82a3c687204d2672b36c72fd65332e97927b3c39f0bb698440
sha512
599199ea48d21f595794dd40c6d2576d47a954466f5e666bb6cb4f227aac73045401c7fe04ee0bbf2dddcd4a5cae6bb0057d7685b13b698eb018bf1e44614510
ripemd-160
5494e57af7afeb8ddfa98511e4b668d6af0675e2
Diameter
403995970
Circumference
1269190771.4319
Area
1.2818698920492E+17
Volume
3.4524684696814E+25
Surface area
5.1274795681967E+17
Circumference
1269190771.4319
Perimeter
807991940
Area
40803185944060225
Diagonal
285668289.95904
Surface area
244819115664361350
Volume
8.2421613422805E+24
Space diagonal
349870773.04654
Perimeter
605993955
Area
1.7668297791448E+16
Altitude
174935386.52327
Surface area
1.7668297791448E+16
Volume
9.7134802946003E+23
Height
95222763.319679