201986 is an even 6-digits composite number following 201985
and preceding 201987 . In scientific notation, it is written as 2.01986 × 10^5.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 96580 positive integers (up to 201986) that are relatively prime to 201986.
201986 has 8 divisors, whose sum is 316224
The reverse of 201986 is 689102
Previous prime number is 23
Is Prime? no
Number parity even
Number length 6
Sum of Digits 26
Digital Root 8
Name
two hundred one thousand nine hundred eighty-six
Scientific notation
2.01986 × 10^5
Engineering notation
2.01986 × 10^3
Prime Factorization
2 × 23 × 4391
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
201986
Product of the distinct prime numbers
The prime factorization of 201986 is 2 × 23 × 4391.
Since it has a total of 3 prime factors.
3 , 3 , 50 , 51 , 367 , 784 , 4694 , 2579 , 1749 , 1488 , 409249 , 928295 , 8651 , 5860343 , 62828479 , 98514364 , 966512355 , 726125376 , 9491856521 , 6534397222
n×2
403972
n×3
605958
n×4
807944
n×5
1009930
n÷2
100993
n÷3
67328.666666667
n÷3
50496.5
n÷5
40397.2
n2
40798344196
n3
8240694350773256
n4
1.6645048891353E+21
n5
3.3620668453688E+26
2 √n
449.42852601943
3 √n
58.673287533302
4 √n
21.199729385524
5 √n
11.509706621624
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
-201985
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 201986 can be divided by 8 positive divisors.
The sum of these divisors (counting 201986) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001010100000010
3
Ternary
101021001222
4
Quaternary
301110002
5
Quinary
22430421
6
Senary
4155042
8
Octal
612402
10
Decimal
201986
12
Duodecimal
98a82
16
Hexadecimal
31502
20
Vigesimal
154j6
36
Base36
4buq
md5
90464926614c0182d5de16cbf4e8013d
sha1
144c12bca5f5163f6bcae992e0c2a28268052104
sha256
03185621758276385da17b09ca927e7f24910b18743403e23105fb36c583e7ef
sha512
418de8ea2ba00656537d04db14f236feefe5e0dd3a3de9cdffe2cd0dff186e3b462682ed673cfcacc6b540c5710b6eda7d717018d56a1b3431f132afa8b9f3ab
ripemd-160
d353a2c4d6f91c30c6494cbb2a444948a2320150
Diameter
403972
Circumference
1269115.467456
Area
128171778404.78
Volume
3.4518539777158E+16
Surface area
512687113619.13
Circumference
1269115.467456
Perimeter
807944
Area
40798344196
Diagonal
285651.34060949
Surface area
244790065176
Volume
8240694350773256
Space diagonal
349850.01441761
Perimeter
605958
Area
17666201253.039
Altitude
174925.0072088
Surface area
17666201253.039
Volume
9.7117514285291E+14
Height
95217.113536497