20402810 is an even 8-digits composite number following 20402809
and preceding 20402811 . In scientific notation, it is written as 2.0402810 × 10^7.
The sum of its digits is 17. It has a total of 3 prime factors and 8 positive divisors.
There are 8161120 positive integers (up to 20402810) that are relatively prime to 20402810.
20402810 has 8 divisors, whose sum is 36725076
The reverse of 20402810 is 01820402
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty million four hundred two thousand eight hundred ten
Scientific notation
2.0402810 × 10^7
Engineering notation
2.0402810 × 10^6
Prime Factorization
2 × 5 × 2040281
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20402810
Product of the distinct prime numbers
The prime factorization of 20402810 is 2 × 5 × 2040281.
Since it has a total of 3 prime factors.
9 , 1 , 97 , 19 , 778 , 507 , 7986 , 836 , 87452 , 73268 , 714382 , 843248 , 2889804 , 6011812 , 95736462 , 62958217 , 34595520 , 744579108 , 5889765511 , 9034911607
n×2
40805620
n×3
61208430
n×4
81611240
n×5
102014050
n÷2
10201405
n÷3
6800936.6666667
n÷3
5100702.5
n÷5
4080562
n2
416274655896100
n3
8.4931727120635E+21
n4
1.7328458914142E+29
n5
3.5354925481804E+36
2 √n
4516.9469777716
3 √n
273.25198683134
4 √n
67.208235937061
5 √n
28.969299719668
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
-20402809
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 20402810 can be divided by 8 positive divisors.
The sum of these divisors (counting 20402810) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110101001001111010
3
Ternary
1102101120101122
4
Quaternary
1031311021322
5
Quinary
20210342220
6
Senary
2005145242
8
Octal
115651172
10
Decimal
20402810
12
Duodecimal
69bb222
16
Hexadecimal
137527a
20
Vigesimal
67a70a
36
Base36
c5awq
md5
8def554c4a51984d61340194f4dd532c
sha1
723821455a407ba22c4d5810dcc93489a8257b04
sha256
601b8845af2326824776c11d68c195377e038852fd5359918a377be99235eac8
sha512
aef5eb449c08e0a89a115dfda4f36ff3f6f155d4bf1a9a94323e54921c22c181c9d6136e139cbc6ffe79e53c7478dab206c51a42bb95fc323f75dfc4b02680af
ripemd-160
1448a3e8bbaafc15194ec4f9d18874e79ed9b899
Diameter
40805620
Circumference
128194636.01718
Area
1.3077654008388E+15
Volume
3.5576118663851E+22
Surface area
5.2310616033552E+15
Circumference
128194636.01718
Perimeter
81611240
Area
416274655896100
Diagonal
28853930.612521
Surface area
2497647935376600
Volume
8.4931727120635E+21
Space diagonal
35338703.537174
Perimeter
61208430
Area
1.8025221347882E+14
Altitude
17669351.768587
Surface area
1.8025221347882E+14
Volume
1.0009300030814E+21
Height
9617976.8708405