20179491 is an odd 8-digits composite number following 20179490
and preceding 20179492 . In scientific notation, it is written as 2.0179491 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 13452992 positive integers (up to 20179491) that are relatively prime to 20179491.
20179491 has 4 divisors, whose sum is 26905992
The reverse of 20179491 is 19497102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million one hundred seventy-nine thousand four hundred ninety-one
Scientific notation
2.0179491 × 10^7
Engineering notation
2.0179491 × 10^6
Prime Factorization
3 × 6726497
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20179491
Product of the distinct prime numbers
The prime factorization of 20179491 is 3 × 6726497.
Since it has a total of 2 prime factors.
2 , 2 , 66 , 4 , 310 , 805 , 7386 , 4973 , 75528 , 42763 , 335747 , 797907 , 2212445 , 8110863 , 57322289 , 82786622 , 281076537 , 898366845 , 673279157 , 8635710899
n×2
40358982
n×3
60538473
n×4
80717964
n×5
100897455
n÷2
10089745.5
n÷3
6726497
n÷3
5044872.75
n÷5
4035898.2
n2
407211857019081
n3
8.2173280038098E+21
n4
1.6582149649693E+29
n5
3.3461933961663E+36
2 √n
4492.1588351259
3 √n
272.25136707408
4 √n
67.023569250868
5 √n
28.905603524816
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
-20179490
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 20179491 can be divided by 4 positive divisors.
The sum of these divisors (counting 20179491) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111110101000100011
3
Ternary
1101222020001120
4
Quaternary
1030332220203
5
Quinary
20131220431
6
Senary
2000303323
8
Octal
114765043
10
Decimal
20179491
12
Duodecimal
6911b43
16
Hexadecimal
133ea23
20
Vigesimal
6628eb
36
Base36
c0ilf
md5
c1cd09a97d0c675c8b9ab77f9e6cd319
sha1
73977fcd58767e618c026849d69d065789a587c8
sha256
57b395f5c58cb8ec42dfdd9f1186a75fd04efc7c36e18aa905e9bc08182a0739
sha512
02964d2ac53f4ac687a18930d545e7c34ee1157a0620b8fc4ca2680c21a693c8a7192d124c9192d79ece6bf834f56bb796bfda1ea5860e18dcf43a8cd78a116e
ripemd-160
e35b082cf3ebd965f222ddd1336e769347637b26
Diameter
40358982
Circumference
126791481.35756
Area
1.2792937784658E+15
Volume
3.4420663051876E+22
Surface area
5.1171751138632E+15
Circumference
126791481.35756
Perimeter
80717964
Area
407211857019081
Diagonal
28538109.853986
Surface area
2443271142114486
Volume
8.2173280038098E+21
Space diagonal
34951903.682879
Perimeter
60538473
Area
1.7632790645038E+14
Altitude
17475951.841439
Surface area
1.7632790645038E+14
Volume
9.6842139245467E+20
Height
9512703.2846619