42891489 is an odd 8-digits composite number following 42891488
and preceding 42891490 . In scientific notation, it is written as 4.2891489 × 10^7.
The sum of its digits is 45. It has a total of 2 prime factors and 4 positive divisors.
There are 28594320 positive integers (up to 42891489) that are relatively prime to 42891489.
42891489 has 4 divisors, whose sum is 47657220
The reverse of 42891489 is 98419824
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
forty-two million eight hundred ninety-one thousand four hundred eighty-nine
Scientific notation
4.2891489 × 10^7
Engineering notation
4.2891489 × 10^6
Prime Factorization
9 × 4765721
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42891489
Product of the distinct prime numbers
The prime factorization of 42891489 is 9 × 4765721.
Since it has a total of 2 prime factors.
9 , 10 , 64 , 29 , 991 , 435 , 9866 , 6893 , 8858 , 46080 , 989709 , 280616 , 3220531 , 7538867 , 89200867 , 87078191 , 313047742 , 588280420 , 3080412338 , 7212855430
n×2
85782978
n×3
128674467
n×4
171565956
n×5
214457445
n÷2
21445744.5
n÷3
14297163
n÷3
10722872.25
n÷5
8578297.8
n2
1839679828637121
n3
7.8906607133511E+22
n4
3.3844218718943E+30
n5
1.4516289348971E+38
2 √n
6549.1594117108
3 √n
350.04486227661
4 √n
80.926876942773
5 √n
33.610442067995
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
-42891488
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 42891489 can be divided by 4 positive divisors.
The sum of these divisors (counting 42891489) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100011100111100011100001
3
Ternary
2222201010001200
4
Quaternary
2203213203201
5
Quinary
41440011424
6
Senary
4131151413
8
Octal
243474341
10
Decimal
42891489
12
Duodecimal
12445569
16
Hexadecimal
28e78e1
20
Vigesimal
d818e9
36
Base36
pjba9
md5
b644b7e020d07b691a521cdab505faa8
sha1
b0a04848a67a3ae31522cba5eb1c3b8112534c76
sha256
37afdfe64a7636be4c5d15cef7be2e51f53ab71ca172b9598e26457ad3b69505
sha512
2dc081c23462a36c04f52028c38eae5916fab91cfe18930e21af26459e293aa879a16d855eb0d28b8f60727f5699df718f0d59272733e952e56f1ea4090bfc89
ripemd-160
7783cc4fc3a53fcc8c86067b6c42f9db815637ed
Diameter
85782978
Circumference
269495173.48785
Area
5.7795246346037E+15
Volume
3.3052322305378E+23
Surface area
2.3118098538415E+16
Circumference
269495173.48785
Perimeter
171565956
Area
1839679828637121
Diagonal
60657725.454176
Surface area
11038078971822726
Volume
7.8906607133511E+22
Space diagonal
74290238.160282
Perimeter
128674467
Area
7.9660473321477E+14
Altitude
37145119.080141
Surface area
7.9660473321477E+14
Volume
9.2992328307547E+21
Height
20219241.818059