163986 is an even 6-digits composite number following 163985
and preceding 163987 . In scientific notation, it is written as 1.63986 × 10^5.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 54000 positive integers (up to 163986) that are relatively prime to 163986.
163986 has 16 divisors, whose sum is 331968
The reverse of 163986 is 689361
Previous prime number is 151
Is Prime? no
Number parity even
Number length 6
Sum of Digits 33
Digital Root 6
Name
one hundred sixty-three thousand nine hundred eighty-six
Scientific notation
1.63986 × 10^5
Engineering notation
1.63986 × 10^3
Prime Factorization
2 × 3 × 151 × 181
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
163986
Product of the distinct prime numbers
The prime factorization of 163986 is 2 × 3 × 151 × 181.
Since it has a total of 4 prime factors.
7 , 1 , 26 , 98 , 833 , 50 , 190 , 8039 , 8598 , 51881 , 711101 , 681692 , 8015458 , 6212076 , 76089969 , 49479123 , 927870742 , 358689564 , 4389830652 , 7177919026
n×2
327972
n×3
491958
n×4
655944
n×5
819930
n÷2
81993
n÷3
54662
n÷3
40996.5
n÷5
32797.2
n2
26891408196
n3
4409814464429256
n4
7.231478347639E+20
n5
1.1858612083159E+26
2 √n
404.95184898948
3 √n
54.735479145705
4 √n
20.123415440463
5 √n
11.039803783549
1 , 2 , 3 , 6 , 151 , 181 , 302 , 362 , 453 , 543 , 906 , 1086 , 27331 , 54662 , 81993 , 163986
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
-163985
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 163986 can be divided by 16 positive divisors.
The sum of these divisors (counting 163986) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101000000010010010
3
Ternary
22022221120
4
Quaternary
220002102
5
Quinary
20221421
6
Senary
3303110
8
Octal
500222
10
Decimal
163986
12
Duodecimal
7aa96
16
Hexadecimal
28092
20
Vigesimal
109j6
36
Base36
3ij6
md5
69a2c4a501e97d969bf4a9ebba91662e
sha1
75a3735cb8766ac992d68662a106d1703848d255
sha256
03730d2f4d26d0921a8bb52c842f7b8df0fc5256b6047e996a44f662715fae11
sha512
86bd05a6ac3076d1e6211e193485b3416b84eb61d567aa4a1caf6e4f1b229fe64ecac7281e68fe276bb6c445b6d2e357e56d04c00172c8b0c2a64f7dbc511279
ripemd-160
075e50f0f8c1a938cbd4642ffa983e74fe742528
Diameter
327972
Circumference
1030354.4257832
Area
84481850433.238
Volume
1.8471787633527E+16
Surface area
337927401732.95
Circumference
1030354.4257832
Perimeter
655944
Area
26891408196
Diagonal
231911.22523931
Surface area
161348449176
Volume
4409814464429256
Space diagonal
284032.08372999
Perimeter
491958
Area
11644321320.637
Altitude
142016.04186499
Surface area
11644321320.637
Volume
5.1970161859541E+14
Height
77303.741746438