2019989665 is an odd 10-digits composite number following 2019989664
and preceding 2019989666 . In scientific notation, it is written as 2.019989665 × 10^9.
The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors.
There are 1605289200 positive integers (up to 2019989665) that are relatively prime to 2019989665.
2019989665 has 8 divisors, whose sum is 2440041408
The reverse of 2019989665 is 5669899102
Previous prime number is 151
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 55
Digital Root 1
Name
two billion nineteen million nine hundred eighty-nine thousand six hundred sixty-five
Scientific notation
2.019989665 × 10^9
Engineering notation
2.019989665 × 10^9
Prime Factorization
5 × 151 × 2675483
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2019989665
Product of the distinct prime numbers
The prime factorization of 2019989665 is 5 × 151 × 2675483.
Since it has a total of 3 prime factors.
5 , 4 , 32 , 2 , 595 , 549 , 6329 , 977 , 23214 , 81684 , 170649 , 175763 , 7122963 , 1687881 , 55869569 , 1117013 , 567570041 , 291735763 , 6728639173 , 7373071543
n×2
4039979330
n×3
6059968995
n×4
8079958660
n×5
10099948325
n÷2
1009994832.5
n÷3
673329888.33333
n÷3
504997416.25
n÷5
403997933
n2
4080358246706812225
n3
8.2422814878453E+27
n4
1.6649323421468E+37
n5
3.3631461240608E+46
2 √n
44944.295132975
3 √n
1264.1047089942
4 √n
212.0006960672
5 √n
72.622271619322
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
-2019989664
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 2019989665 can be divided by 8 positive divisors.
The sum of these divisors (counting 2019989665) is 1, the average is 0.125.
Base
System
Value
2
Binary
1111000011001101001100010100001
3
Ternary
12012202222002220001
4
Quaternary
1320121221202201
5
Quinary
13114104132130
6
Senary
532235220001
8
Octal
17031514241
10
Decimal
2019989665
12
Duodecimal
4845a7601
16
Hexadecimal
786698a1
20
Vigesimal
1bb4ie35
36
Base36
xene01
md5
ab2ee73a5e7c349df41c1c8f6981690f
sha1
08cb2cfef64f66d86e9d8a9fe13f0b35dd7ffb5f
sha256
97e78844104ea167e924c46389f65ce6042b256e72241f1319827cec34b80b87
sha512
a1b4ab1c37083773d10ea1c0c720736fa39ad44ebabe18e5c70d15302952df005a8fdc8c49b69f18c9f761d3f8e2880d8fa0ca3404f4cdec630579a33b40928c
ripemd-160
58137d9624ad452dbe596c24ac43ba522b96b47f
Diameter
4039979330
Circumference
12691969383.783
Area
1.2818823491869E+19
Volume
3.4525187961379E+28
Surface area
5.1275293967475E+19
Circumference
12691969383.783
Perimeter
8079958660
Area
4080358246706812225
Diagonal
2856696780.0965
Surface area
2.4482149480241E+19
Volume
8.2422814878453E+27
Space diagonal
3498724730.544
Perimeter
6059968995
Area
1.7668469490947E+18
Altitude
1749362365.272
Surface area
1.7668469490947E+18
Volume
9.7136218875062E+26
Height
952232260.03216