20161443 is an odd 8-digits composite number following 20161442
and preceding 20161444 . In scientific notation, it is written as 2.0161443 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 13440960 positive integers (up to 20161443) that are relatively prime to 20161443.
20161443 has 4 divisors, whose sum is 26881928
The reverse of 20161443 is 34416102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million one hundred sixty-one thousand four hundred forty-three
Scientific notation
2.0161443 × 10^7
Engineering notation
2.0161443 × 10^6
Prime Factorization
3 × 6720481
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20161443
Product of the distinct prime numbers
The prime factorization of 20161443 is 3 × 6720481.
Since it has a total of 2 prime factors.
6 , 9 , 99 , 96 , 569 , 673 , 7684 , 8219 , 37811 , 40491 , 643718 , 424107 , 3216381 , 5532301 , 51412479 , 46372070 , 719918707 , 181849534 , 2025469373 , 3188216183
n×2
40322886
n×3
60484329
n×4
80645772
n×5
100807215
n÷2
10080721.5
n÷3
6720481
n÷3
5040360.75
n÷5
4032288.6
n2
406483783842249
n3
8.1952996383598E+21
n4
1.6522906652671E+29
n5
3.3312564067215E+36
2 √n
4490.1495520751
3 √n
272.17017807112
4 √n
67.008578197684
5 √n
28.900431193499
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20161442
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20161443 can be divided by 4 positive divisors.
The sum of these divisors (counting 20161443) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111010001110100011
3
Ternary
1101221022022010
4
Quaternary
1030322032203
5
Quinary
20130131233
6
Senary
2000044003
8
Octal
114721643
10
Decimal
20161443
12
Duodecimal
6903603
16
Hexadecimal
133a3a3
20
Vigesimal
6603c3
36
Base36
c04o3
md5
1a0aac4d3be1ba46bebdf6bdaca42b29
sha1
9e1ea4ff7490f0478a205d86e3c01f89b6cc4211
sha256
bf2340df9d8d6baaf09f6e46c944442abc6a5fab1cff81815f1941ff1417a42b
sha512
4bef267faa671966aef6e37d5760b6d0dd5c56a564b97d40b566433e0b10d745700db1a917b9805d7e00d4b23d737faa7bf873a521134e32b467be211a8ae1f1
ripemd-160
7be5c21722021df4dc47d9c4652c854fc7b07ce4
Diameter
40322886
Circumference
126678082.42914
Area
1.2770064691222E+15
Volume
3.4328390850451E+22
Surface area
5.1080258764888E+15
Circumference
126678082.42914
Perimeter
80645772
Area
406483783842249
Diagonal
28512586.127612
Surface area
2438902703053494
Volume
8.1952996383598E+21
Space diagonal
34920643.629904
Perimeter
60484329
Area
1.7601264151691E+14
Altitude
17460321.814952
Surface area
1.7601264151691E+14
Volume
9.6582532468998E+20
Height
9504195.3758707