20404815 is an odd 8-digits composite number following 20404814
and preceding 20404816 . In scientific notation, it is written as 2.0404815 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 10510080 positive integers (up to 20404815) that are relatively prime to 20404815.
20404815 has 8 divisors, whose sum is 20926656
The reverse of 20404815 is 51840402
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million four hundred four thousand eight hundred fifteen
Scientific notation
2.0404815 × 10^7
Engineering notation
2.0404815 × 10^6
Prime Factorization
1545 × 47 × 281
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20404815
Product of the distinct prime numbers
The prime factorization of 20404815 is 1545 × 47 × 281.
Since it has a total of 3 prime factors.
5 , 9 , 55 , 73 , 230 , 788 , 3808 , 8053 , 73278 , 6096 , 27341 , 808304 , 5416076 , 1802179 , 28612984 , 91889314 , 815039952 , 242344732 , 1302871402 , 8113732315
n×2
40809630
n×3
61214445
n×4
81619260
n×5
102024075
n÷2
10202407.5
n÷3
6801605
n÷3
5101203.75
n÷5
4080963
n2
416356475184225
n3
8.4956768501862E+21
n4
1.7335271442783E+29
n5
3.5372300676477E+36
2 √n
4517.1689142648
3 √n
273.26093743321
4 √n
67.209887027615
5 √n
28.969869064409
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
-20404814
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 20404815 can be divided by 8 positive divisors.
The sum of these divisors (counting 20404815) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110101101001001111
3
Ternary
1102101200010220
4
Quaternary
1031311221033
5
Quinary
20210423230
6
Senary
2005202423
8
Octal
115655117
10
Decimal
20404815
12
Duodecimal
6a00413
16
Hexadecimal
1375a4f
20
Vigesimal
67ac0f
36
Base36
c5cgf
md5
452502b9e5f0c6ff6cb8a1081c54a115
sha1
022a687af40f6c263b72d0e316aed56bd55c2dc2
sha256
c6881c51adda5be1eabad448749b21c80d4033b3d850e20fc4a1431e54074cf5
sha512
10c0378a86f6d2ec3b031776edbb99d09dffa20da874384e5f0d6f2c05934e7ccaa9efbda144bcdeb7e1186fdfc7e6a1c00d0cf9be11b1638e044bdea1a5e92e
ripemd-160
5f7253a547d2bcee336de300598741b23a8fd6f7
Diameter
40809630
Circumference
128207233.80372
Area
1.3080224437133E+15
Volume
3.558660797309E+22
Surface area
5.2320897748532E+15
Circumference
128207233.80372
Perimeter
81619260
Area
416356475184225
Diagonal
28856766.110714
Surface area
2498138851105350
Volume
8.4956768501862E+21
Space diagonal
35342176.299044
Perimeter
61214445
Area
1.8028764226984E+14
Altitude
17671088.149522
Surface area
1.8028764226984E+14
Volume
1.0012251185894E+21
Height
9618922.0369047