20405089 is an odd 8-digits prime number following 20405088
and preceding 20405090 . In scientific notation, it is written as 2.0405089 × 10^7.
The sum of its digits is 28. It has a total of 1 prime factors and 2 positive divisors.
There are 20405088 positive integers (up to 20405089) that are relatively prime to 20405089.
20405089 has 2 divisors, whose sum is 20405090
The reverse of 20405089 is 98050402
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million four hundred five thousand eighty-nine
Scientific notation
2.0405089 × 10^7
Engineering notation
2.0405089 × 10^6
Prime Factorization
20405089
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20405089
Product of the distinct prime numbers
The prime factorization of 20405089 is 20405089.
Since it has a total of 1 prime factors.
6 , 4 , 50 , 26 , 521 , 888 , 8171 , 3443 , 95556 , 99508 , 42387 , 335883 , 6881177 , 6160792 , 28579945 , 89560862 , 112604293 , 148432796 , 3591689577 , 3947395857
n×2
40810178
n×3
61215267
n×4
81620356
n×5
102025445
n÷2
10202544.5
n÷3
6801696.3333333
n÷3
5101272.25
n÷5
4081017.8
n2
416367657097921
n3
8.4960190998046E+21
n4
1.7336202587721E+29
n5
3.5374675672448E+36
2 √n
4517.1992428938
3 √n
273.26216056219
4 √n
67.210112653482
5 √n
28.969946866649
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20405090
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10202545
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4517.1993535818
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999019852
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20405089 can be divided by 2 positive divisors.
The sum of these divisors (counting 20405089) is 20405090, the average is 10202545.
Base
System
Value
2
Binary
1001101110101101101100001
3
Ternary
1102101200112001
4
Quaternary
1031311231201
5
Quinary
20210430324
6
Senary
2005204001
8
Octal
115655541
10
Decimal
20405089
12
Duodecimal
6a00601
16
Hexadecimal
1375b61
20
Vigesimal
67ace9
36
Base36
c5co1
md5
f74062a47c7cbcaab7c9e263cb62c857
sha1
ea043dcff2445887ff04293212eccaf546746325
sha256
807f94ec14eaeffa92a5c50f3cc304aee599eb55d2dc4b38c9d89ed4ea17df5b
sha512
d46a28a9905713f1673a8630ce870a2845206f9c3252a4d0647d6fe2a5dc950c4bdbc5e72d6daf7711b8de8b96dfb8541b12bd9525eee49c79479b59353ae1c8
ripemd-160
f219dfc1aba8aa27d581a16e370d39f6fe47fe17
Diameter
40810178
Circumference
128208955.39649
Area
1.3080575727312E+15
Volume
3.5588041584939E+22
Surface area
5.2322302909249E+15
Circumference
128208955.39649
Perimeter
81620356
Area
416367657097921
Diagonal
28857153.60523
Surface area
2498205942587526
Volume
8.4960190998046E+21
Space diagonal
35342650.880965
Perimeter
61215267
Area
1.802924841805E+14
Altitude
17671325.440482
Surface area
1.802924841805E+14
Volume
1.0012654530937E+21
Height
9619051.2017434