20348731 is an odd 8-digits composite number following 20348730
and preceding 20348732 . In scientific notation, it is written as 2.0348731 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 18783432 positive integers (up to 20348731) that are relatively prime to 20348731.
20348731 has 4 divisors, whose sum is 21914032
The reverse of 20348731 is 13784302
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million three hundred forty-eight thousand seven hundred thirty-one
Scientific notation
2.0348731 × 10^7
Engineering notation
2.0348731 × 10^6
Prime Factorization
13 × 1565287
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20348731
Product of the distinct prime numbers
The prime factorization of 20348731 is 13 × 1565287.
Since it has a total of 2 prime factors.
2 , 2 , 13 , 13 , 989 , 219 , 4091 , 9054 , 15974 , 33578 , 553047 , 216780 , 7073431 , 6626747 , 11309307 , 25582355 , 941387806 , 128358368 , 4824381813 , 8923478927
n×2
40697462
n×3
61046193
n×4
81394924
n×5
101743655
n÷2
10174365.5
n÷3
6782910.3333333
n÷3
5087182.75
n÷5
4069746.2
n2
414070853310361
n3
8.425816408953E+21
n4
1.7145467156117E+29
n5
3.4888849902916E+36
2 √n
4510.9567721272
3 √n
273.0103490466
4 √n
67.163656631598
5 √n
28.953926402077
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
-20348730
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 20348731 can be divided by 4 positive divisors.
The sum of these divisors (counting 20348731) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101100111111100111011
3
Ternary
1102021211012201
4
Quaternary
1031213330323
5
Quinary
20202124411
6
Senary
2004051031
8
Octal
115477473
10
Decimal
20348731
12
Duodecimal
6993a77
16
Hexadecimal
1367f3b
20
Vigesimal
673bgb
36
Base36
c456j
md5
87108498fc2cca6db0db96664868a500
sha1
e6d588f962e919888914711e5f4eeeb1a4ccab5d
sha256
0327d6db8d519a4ade32cb346b554d4a5a1861c77a551f48401b5b209fb570e5
sha512
0769a07199cafd5847b07bd02098c667662f91be7209b1ecd546b81bd7989214a252d83fcdfd68f32294c840b5b8db8ce21ecb876d350cff02c4c86a89ff444f
ripemd-160
d5860c7505ad9e4f13cb93090e7857223edf2d2c
Diameter
40697462
Circumference
127854847.63895
Area
1.3008419508255E+15
Volume
3.5293977241151E+22
Surface area
5.2033678033019E+15
Circumference
127854847.63895
Perimeter
81394924
Area
414070853310361
Diagonal
28777451.357282
Surface area
2484425119862166
Volume
8.425816408953E+21
Space diagonal
35245035.961552
Perimeter
61046193
Area
1.7929793896674E+14
Altitude
17622517.980776
Surface area
1.7929793896674E+14
Volume
9.9299198663392E+20
Height
9592483.7857606