168668 is an even 6-digits composite number following 168667
and preceding 168669 . In scientific notation, it is written as 1.68668 × 10^5.
The sum of its digits is 35. It has a total of 4 prime factors and 12 positive divisors.
There are 83472 positive integers (up to 168668) that are relatively prime to 168668.
168668 has 12 divisors, whose sum is 298200
The reverse of 168668 is 866861
Previous prime number is 283
Is Prime? no
Number parity even
Number length 6
Sum of Digits 35
Digital Root 8
Name
one hundred sixty-eight thousand six hundred sixty-eight
Scientific notation
1.68668 × 10^5
Engineering notation
1.68668 × 10^3
Prime Factorization
2 × 2 × 283 × 149
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
84334
Product of the distinct prime numbers
The prime factorization of 168668 is 2 × 2 × 283 × 149.
Since it has a total of 4 prime factors.
7 , 3 , 62 , 55 , 206 , 228 , 836 , 6967 , 92002 , 23798 , 553949 , 192084 , 6623407 , 2954189 , 28626302 , 56135422 , 857465592 , 322073852 , 7433439933 , 6047231283
n×2
337336
n×3
506004
n×4
674672
n×5
843340
n÷2
84334
n÷3
56222.666666667
n÷3
42167
n÷5
33733.6
n2
28448894224
n3
4798418090973632
n4
8.0933958256834E+20
n5
1.3650968871264E+26
2 √n
410.69209877961
3 √n
55.251520197315
4 √n
20.265539686364
5 √n
11.102135896792
1 , 2 , 4 , 149 , 283 , 298 , 566 , 596 , 1132 , 42167 , 84334 , 168668
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-168667
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 168668 can be divided by 12 positive divisors.
The sum of these divisors (counting 168668) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101001001011011100
3
Ternary
22120100222
4
Quaternary
221023130
5
Quinary
20344133
6
Senary
3340512
8
Octal
511334
10
Decimal
168668
12
Duodecimal
81738
16
Hexadecimal
292dc
20
Vigesimal
111d8
36
Base36
3m58
md5
f8f77b8bc111950969a159f8b1c8ef27
sha1
0ef49e3c51c28ce26fb10428e1eceb25f7e50e6e
sha256
15c21ff5ab8589ff19382f5bba35607d3d6e734b41ec3a75e942e7496fc8e20a
sha512
c43fe2f2dfb216ffb6b186f28eabd2efd21314198e8f3bdf285207055fbedb2f3f7b89ce9d5dda304d99a6ec8028ff372fe1255e024f7af73190b1de5ed7f032
ripemd-160
7ef60dc1e17c2da34bcf49635730f409e7d1c66b
Diameter
337336
Circumference
1059772.2993914
Area
89374837096.872
Volume
2.009956669794E+16
Surface area
357499348387.49
Circumference
1059772.2993914
Perimeter
674672
Area
28448894224
Diagonal
238532.57313835
Surface area
170693365344
Volume
4798418090973632
Space diagonal
292141.54561103
Perimeter
506004
Area
12318732553.78
Altitude
146070.77280551
Surface area
12318732553.78
Volume
5.6549899518261E+14
Height
79510.857712782