20165641 is an odd 8-digits composite number following 20165640
and preceding 20165642 . In scientific notation, it is written as 2.0165641 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 19115712 positive integers (up to 20165641) that are relatively prime to 20165641.
20165641 has 8 divisors, whose sum is 21231360
The reverse of 20165641 is 14656102
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred sixty-five thousand six hundred forty-one
Scientific notation
2.0165641 × 10^7
Engineering notation
2.0165641 × 10^6
Prime Factorization
23 × 113 × 7759
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20165641
Product of the distinct prime numbers
The prime factorization of 20165641 is 23 × 113 × 7759.
Since it has a total of 3 prime factors.
7 , 8 , 73 , 61 , 562 , 649 , 3774 , 4285 , 15500 , 5909 , 289014 , 842606 , 8920485 , 4980039 , 82401302 , 20836472 , 816823369 , 817558430 , 1800109132 , 1671669472
n×2
40331282
n×3
60496923
n×4
80662564
n×5
100828205
n÷2
10082820.5
n÷3
6721880.3333333
n÷3
5041410.25
n÷5
4033128.2
n2
406653076940881
n3
8.2004199611352E+21
n4
1.6536672498549E+29
n5
3.334726009403E+36
2 √n
4490.6169954696
3 √n
272.18906711451
4 √n
67.012066043882
5 √n
28.90163461834
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
-20165640
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 20165641 can be divided by 8 positive divisors.
The sum of these divisors (counting 20165641) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111011010000001001
3
Ternary
1101221112001121
4
Quaternary
1030323100021
5
Quinary
20130300031
6
Senary
2000115241
8
Octal
114732011
10
Decimal
20165641
12
Duodecimal
6905b21
16
Hexadecimal
133b409
20
Vigesimal
660e21
36
Base36
c07wp
md5
211997f2c042f03c27c3f12d24416a1d
sha1
fa88616aa0cf65f5d1a80dfd5870ba5391b32d04
sha256
e733bbab451d4e636a6344d88356933c22dfe76ad208e4aa2ef96e4742976d80
sha512
c3615b9695a3a11fb012d9a0939429346291366dbedef2014c6391646d5fe1d3ee1a8c92c610e405e492186524434bfd024e829f1b218018013b408ff764fdf2
ripemd-160
7b2bfd1153359c8e65d8d9a68b598a9f2c147e32
Diameter
40331282
Circumference
126704459.24106
Area
1.2775383190772E+15
Volume
3.4349838808338E+22
Surface area
5.1101532763086E+15
Circumference
126704459.24106
Perimeter
80662564
Area
406653076940881
Diagonal
28518522.996147
Surface area
2439918461645286
Volume
8.2004199611352E+21
Space diagonal
34927914.779194
Perimeter
60496923
Area
1.7608594757896E+14
Altitude
17463957.389597
Surface area
1.7608594757896E+14
Volume
9.6642876051604E+20
Height
9506174.332049