20143791 is an odd 8-digits composite number following 20143790
and preceding 20143792 . In scientific notation, it is written as 2.0143791 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 12842280 positive integers (up to 20143791) that are relatively prime to 20143791.
20143791 has 8 divisors, whose sum is 21126144
The reverse of 20143791 is 19734102
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million one hundred forty-three thousand seven hundred ninety-one
Scientific notation
2.0143791 × 10^7
Engineering notation
2.0143791 × 10^6
Prime Factorization
207 × 23 × 4231
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20143791
Product of the distinct prime numbers
The prime factorization of 20143791 is 207 × 23 × 4231.
Since it has a total of 3 prime factors.
2 , 10 , 96 , 26 , 373 , 561 , 3723 , 8757 , 56335 , 56870 , 430967 , 843935 , 2828371 , 1424905 , 73443728 , 69343617 , 741627812 , 435733220 , 3136372533 , 8643947210
n×2
40287582
n×3
60431373
n×4
80575164
n×5
100718955
n÷2
10071895.5
n÷3
6714597
n÷3
5035947.75
n÷5
4028758.2
n2
405772315851681
n3
8.1737927241022E+21
n4
1.6465117231164E+29
n5
3.3166988029506E+36
2 √n
4488.183485554
3 √n
272.09072359314
4 √n
66.993906331502
5 √n
28.895368766503
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
-20143790
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 20143791 can be divided by 8 positive divisors.
The sum of these divisors (counting 20143791) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110101111010101111
3
Ternary
1101220102002100
4
Quaternary
1030311322233
5
Quinary
20124100131
6
Senary
1555430143
8
Octal
114657257
10
Decimal
20143791
12
Duodecimal
68b5353
16
Hexadecimal
1335eaf
20
Vigesimal
65hj9b
36
Base36
bzr1r
md5
8590ba1a527426a1e24a3ee13cff3b01
sha1
70f79fae065e3b757b68258797722ea0865d79c8
sha256
2516febb88bd7e386af67f720b5ec2c50ad2d04c5526b9c68b17ca3d706b007c
sha512
bc868e92516ecbaf5f35de1892c0932e87a4efdd7dddbcbd42835f61584f3980277fcaae080d658e014df7ee03ca8be3abfab00c478d92d8de75a9b1cb27ebe9
ripemd-160
4e9606f183d629d4e042189192d05d8dcfc8572e
Diameter
40287582
Circumference
126567171.6421
Area
1.2747713265098E+15
Volume
3.4238302898674E+22
Surface area
5.099085306039E+15
Circumference
126567171.6421
Perimeter
80575164
Area
405772315851681
Diagonal
28487622.429809
Surface area
2434633895110086
Volume
8.1737927241022E+21
Space diagonal
34890069.469049
Perimeter
60431373
Area
1.7570456684E+14
Altitude
17445034.734524
Surface area
1.7570456684E+14
Volume
9.6329071053766E+20
Height
9495874.1432697