20515089 is an odd 8-digits composite number following 20515088
and preceding 20515090 . In scientific notation, it is written as 2.0515089 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 11722896 positive integers (up to 20515089) that are relatively prime to 20515089.
20515089 has 8 divisors, whose sum is 31261120
The reverse of 20515089 is 98051502
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million five hundred fifteen thousand eighty-nine
Scientific notation
2.0515089 × 10^7
Engineering notation
2.0515089 × 10^6
Prime Factorization
7 × 3 × 976909
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20515089
Product of the distinct prime numbers
The prime factorization of 20515089 is 7 × 3 × 976909.
Since it has a total of 3 prime factors.
9 , 2 , 84 , 44 , 572 , 513 , 7883 , 9651 , 58722 , 26263 , 515921 , 519732 , 7531116 , 6435488 , 69533186 , 81405821 , 983483991 , 712504939 , 5094463407 , 2587322993
n×2
41030178
n×3
61545267
n×4
82060356
n×5
102575445
n÷2
10257544.5
n÷3
6838363
n÷3
5128772.25
n÷5
4103017.8
n2
420868876677921
n3
8.6341624623776E+21
n4
1.7713061135614E+29
n5
3.6338502565955E+36
2 √n
4529.3585638587
3 √n
273.75231582036
4 √n
67.30050938781
5 √n
29.001114040191
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
-20515088
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 20515089 can be divided by 8 positive divisors.
The sum of these divisors (counting 20515089) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110010000100100010001
3
Ternary
1102121021102010
4
Quaternary
1032100210101
5
Quinary
20222440324
6
Senary
2011413133
8
Octal
116204421
10
Decimal
20515089
12
Duodecimal
6a541a9
16
Hexadecimal
1390911
20
Vigesimal
6847e9
36
Base36
c7pjl
md5
9222c35403b6478facaeb6e52edca32a
sha1
6642e2b073e648ece46d7651f539c3f8851083d8
sha256
7aff1064280e4c7de2bc2252cd15a94935750d022df28abe93dbc8308687c8e0
sha512
62c34cb17c3710444107bef2097739533f9058ccca16314771f2a94967510533cdb76e194c456e7d7d61f4796c399ea47576dc42400284fc4a6ae41c56f73e20
ripemd-160
697fd38a4138c9ae04ac61db36db63d0caadc6c9
Diameter
41030178
Circumference
128900105.78028
Area
1.3221985710959E+15
Volume
3.6166695148942E+22
Surface area
5.2887942843838E+15
Circumference
128900105.78028
Perimeter
82060356
Area
420868876677921
Diagonal
29012717.097091
Surface area
2525213260067526
Volume
8.6341624623776E+21
Space diagonal
35533176.469797
Perimeter
61545267
Area
1.8224156943265E+14
Altitude
17766588.234899
Surface area
1.8224156943265E+14
Volume
1.0175458045023E+21
Height
9670905.6990304