147989 is an odd 6-digits composite number following 147988
and preceding 147990 . In scientific notation, it is written as 1.47989 × 10^5.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 146124 positive integers (up to 147989) that are relatively prime to 147989.
147989 has 4 divisors, whose sum is 149856
The reverse of 147989 is 989741
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 38
Digital Root 2
Name
one hundred forty-seven thousand nine hundred eighty-nine
Scientific notation
1.47989 × 10^5
Engineering notation
1.47989 × 10^3
Prime Factorization
83 × 1783
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
147989
Product of the distinct prime numbers
The prime factorization of 147989 is 83 × 1783.
Since it has a total of 2 prime factors.
4 , 3 , 43 , 45 , 373 , 945 , 5480 , 2524 , 24788 , 98714 , 948219 , 142816 , 6548987 , 302588 , 38323568 , 74756029 , 658746504 , 815577890 , 1537716999 , 2428367373
n×2
295978
n×3
443967
n×4
591956
n×5
739945
n÷2
73994.5
n÷3
49329.666666667
n÷3
36997.25
n÷5
29597.8
n2
21900744121
n3
3241069221722669
n4
4.7964259305352E+20
n5
7.0981827703397E+25
2 √n
384.69338439854
3 √n
52.894414214807
4 √n
19.613602025088
5 √n
10.815482205386
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
-147988
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 147989 can be divided by 4 positive divisors.
The sum of these divisors (counting 147989) is 1, the average is 0.25.
Base
System
Value
2
Binary
100100001000010101
3
Ternary
21112000002
4
Quaternary
210020111
5
Quinary
14213424
6
Senary
3101045
8
Octal
441025
10
Decimal
147989
12
Duodecimal
71785
16
Hexadecimal
24215
20
Vigesimal
i9j9
36
Base36
366t
md5
b40ccc52e627db2534b65624f6f854da
sha1
18c7bc8b6522f9b1410791e06b635c416cf3d850
sha256
2f7871d0fd802b64aeed0000d6f51424b71443aec131db89283bb23cc6a167f1
sha512
a28c758ffb3f95ae6cfa0d62e47d47d909fdac038b4aec4411c505e87fd846a911b9ed66b93533cfa1e7ed8639c4b06da32da06ad56d970a212194eb324efb99
ripemd-160
4ee50fa90db89e16871aebc273ab8b8303625dab
Diameter
295978
Circumference
929842.3104242
Area
68803216838.683
Volume
1.3576159008987E+16
Surface area
275212867354.73
Circumference
929842.3104242
Perimeter
591956
Area
21900744121
Diagonal
209288.05088203
Surface area
131404464726
Volume
3241069221722669
Space diagonal
256324.46696131
Perimeter
443967
Area
9483300385.2843
Altitude
128162.23348066
Surface area
9483300385.2843
Volume
3.8196367082918E+14
Height
69762.683627344