201987771 is an odd 9-digits composite number following 201987770
and preceding 201987772 . In scientific notation, it is written as 2.01987771 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 125660480 positive integers (up to 201987771) that are relatively prime to 201987771.
201987771 has 16 divisors, whose sum is 287884800
The reverse of 201987771 is 177789102
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
two hundred one million nine hundred eighty-seven thousand seven hundred seventy-one
Scientific notation
2.01987771 × 10^8
Engineering notation
2.01987771 × 10^6
Prime Factorization
3 × 23 × 41 × 71399
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
201987771
Product of the distinct prime numbers
The prime factorization of 201987771 is 3 × 23 × 41 × 71399.
Since it has a total of 4 prime factors.
3 , 2 , 7 , 3 , 398 , 757 , 7367 , 5944 , 90334 , 95527 , 161459 , 330970 , 901914 , 5096480 , 87927652 , 42502424 , 84945540 , 624305181 , 3625261158 , 4769284801
n×2
403975542
n×3
605963313
n×4
807951084
n×5
1009938855
n÷2
100993885.5
n÷3
67329257
n÷3
50496942.75
n÷5
40397554.2
n2
40799059633548441
n3
8.2409111142765E+24
n4
1.6645632669818E+33
n5
3.3622142398614E+41
2 √n
14212.240182322
3 √n
586.7345901398
4 √n
119.21510047943
5 √n
45.821047721122
1 , 3 , 23 , 41 , 69 , 123 , 943 , 2829 , 71399 , 214197 , 1642177 , 2927359 , 4926531 , 8782077 , 67329257 , 201987771
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-201987770
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 201987771 can be divided by 16 positive divisors.
The sum of these divisors (counting 201987771) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100000010100001011010111011
3
Ternary
112002002001010120
4
Quaternary
30002201122323
5
Quinary
403202102041
6
Senary
32013144323
8
Octal
1402413273
10
Decimal
201987771
12
Duodecimal
5778b0a3
16
Hexadecimal
c0a16bb
20
Vigesimal
332898b
36
Base36
3c9arf
md5
11cbd26a21b0204e83f7615d3b1d5c63
sha1
5928cfc76bdf1136b0d12e317a56291e4d590e30
sha256
f7304e24a2ea2a46d6e251d5ec6c1dd787726f3b1a41a70f14a8e415743dfc8f
sha512
f098a5a292e368aaabee823d56fc555df1e8274f87f888b53e21a0b2499e48f8f5fd9543be833a9419dd746c0a664e087109bbf68b275066101f59db3e7c1a5d
ripemd-160
24dbad981c127c7d36a5a269f4c99ddb31553c6b
Diameter
403975542
Circumference
1269126594.9772
Area
1.2817402601813E+17
Volume
3.4519447753997E+25
Surface area
5.1269610407251E+17
Circumference
1269126594.9772
Perimeter
807951084
Area
40799059633548441
Diagonal
285653845.18171
Surface area
244794357801290646
Volume
8.2409111142765E+24
Space diagonal
349853081.87959
Perimeter
605963313
Area
1.7666511046585E+16
Altitude
174926540.93979
Surface area
1.7666511046585E+16
Volume
9.7120068867675E+23
Height
95217948.393904