163640 is an even 6-digits composite number following 163639
and preceding 163641 . In scientific notation, it is written as 1.63640 × 10^5.
The sum of its digits is 20. It has a total of 5 prime factors and 16 positive divisors.
There are 65440 positive integers (up to 163640) that are relatively prime to 163640.
163640 has 16 divisors, whose sum is 368280
The reverse of 163640 is 046361
Previous prime number is 5
Is Prime? no
Number parity even
Number length 6
Sum of Digits 20
Digital Root 2
Name
one hundred sixty-three thousand six hundred forty
Scientific notation
1.63640 × 10^5
Engineering notation
1.63640 × 10^3
Prime Factorization
2 × 2 × 2 × 5 × 4091
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
40910
Product of the distinct prime numbers
The prime factorization of 163640 is 2 × 2 × 2 × 5 × 4091.
Since it has a total of 5 prime factors.
4 , 5 , 47 , 58 , 642 , 450 , 478 , 6327 , 62500 , 39304 , 236424 , 724955 , 7114416 , 7041934 , 99283619 , 51080133 , 297088765 , 595901819 , 8229842636 , 7337123784
n×2
327280
n×3
490920
n×4
654560
n×5
818200
n÷2
81820
n÷3
54546.666666667
n÷3
40910
n÷5
32728
n2
26778049600
n3
4381960036544000
n4
7.1706394038006E+20
n5
1.1734034320379E+26
2 √n
404.52441211872
3 √n
54.696955915921
4 √n
20.112792250673
5 √n
11.035141190417
1 , 2 , 4 , 5 , 8 , 10 , 20 , 40 , 4091 , 8182 , 16364 , 20455 , 32728 , 40910 , 81820 , 163640
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
-163639
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 163640 can be divided by 16 positive divisors.
The sum of these divisors (counting 163640) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111111100111000
3
Ternary
22022110202
4
Quaternary
213330320
5
Quinary
20214030
6
Senary
3301332
8
Octal
477470
10
Decimal
163640
12
Duodecimal
7a848
16
Hexadecimal
27f38
20
Vigesimal
10920
36
Base36
3i9k
md5
8760d9ee9eca0591cb55437c0f81b114
sha1
a877160a75c844226a4fe42ff88c2a1e78edc290
sha256
1e5526ec55929cb0da6ba08285fa7561b8d830be2012c638354119af125cbc5b
sha512
59569c3ae242c29da36e9975eb509034dc1776e239ed91877b3a3f079c18ab8b1549ab6ee225e9d16f45595b761d17293004aaf55aeee30338f01fbb17d19d42
ripemd-160
314fae0f464f825cfb05435d926d857049a2a235
Diameter
327280
Circumference
1028180.4436669
Area
84125723900.823
Volume
1.8355111278841E+16
Surface area
336502895603.29
Circumference
1028180.4436669
Perimeter
654560
Area
26778049600
Diagonal
231421.90734673
Surface area
160668297600
Volume
4381960036544000
Space diagonal
283432.79415057
Perimeter
490920
Area
11595235608.7
Altitude
141716.39707529
Surface area
11595235608.7
Volume
5.1641894278812E+14
Height
77140.635782244