20157089 is an odd 8-digits composite number following 20157088
and preceding 20157090 . In scientific notation, it is written as 2.0157089 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 20120724 positive integers (up to 20157089) that are relatively prime to 20157089.
20157089 has 4 divisors, whose sum is 20193456
The reverse of 20157089 is 98075102
Previous prime number is 563
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million one hundred fifty-seven thousand eighty-nine
Scientific notation
2.0157089 × 10^7
Engineering notation
2.0157089 × 10^6
Prime Factorization
563 × 35803
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20157089
Product of the distinct prime numbers
The prime factorization of 20157089 is 563 × 35803.
Since it has a total of 2 prime factors.
6 , 5 , 82 , 83 , 618 , 601 , 5943 , 995 , 5194 , 19724 , 169325 , 677130 , 9944919 , 8064830 , 22531739 , 9885526 , 905176342 , 580186095 , 1766051513 , 6354705909
n×2
40314178
n×3
60471267
n×4
80628356
n×5
100785445
n÷2
10078544.5
n÷3
6719029.6666667
n÷3
5039272.25
n÷5
4031417.8
n2
406308236953921
n3
8.1899912937133E+21
n4
1.650863834166E+29
n5
3.3276609232166E+36
2 √n
4489.6646868113
3 √n
272.15058433023
4 √n
67.004960165731
5 √n
28.899182836935
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
-20157088
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 20157089 can be divided by 4 positive divisors.
The sum of these divisors (counting 20157089) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111001001010100001
3
Ternary
1101221002022212
4
Quaternary
1030321022201
5
Quinary
20130011324
6
Senary
2000011505
8
Octal
114711241
10
Decimal
20157089
12
Duodecimal
6900b95
16
Hexadecimal
13392a1
20
Vigesimal
65jce9
36
Base36
c01b5
md5
db1b0edeb0377ef37dd63b1992fb24cc
sha1
9a463640e953fa5ec9d22977382e9aa46929a013
sha256
6668a8ae36f52915dac506bdbc39877c247ee2219f43632c721fe0db022cf29b
sha512
016ab44275d37368c1ccf2c34721ff4dfed0dc90c3bc5e91514f6882bbfd82ad8a369c162d0ff630a74f144509d8c0a5c2e96d91de051a0d21a1a0b6958b0a0b
ripemd-160
b5ab5809f062083a904f20cb43d156fa306dc88f
Diameter
40314178
Circumference
126650725.44031
Area
1.2764549723075E+15
Volume
3.4306155308392E+22
Surface area
5.1058198892298E+15
Circumference
126650725.44031
Perimeter
80628356
Area
406308236953921
Diagonal
28506428.641762
Surface area
2437849421723526
Volume
8.1899912937133E+21
Space diagonal
34913102.280688
Perimeter
60471267
Area
1.7593662748448E+14
Altitude
17456551.140344
Surface area
1.7593662748448E+14
Volume
9.6519973027391E+20
Height
9502142.8805872