64442018 is an even 8-digits composite number following 64442017
and preceding 64442019 . In scientific notation, it is written as 6.4442018 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 32209204 positive integers (up to 64442018) that are relatively prime to 64442018.
64442018 has 8 divisors, whose sum is 96698448
The reverse of 64442018 is 81024446
Previous prime number is 7523
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
sixty-four million four hundred forty-two thousand eighteen
Scientific notation
6.4442018 × 10^7
Engineering notation
6.4442018 × 10^6
Prime Factorization
2 × 7523 × 4283
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64442018
Product of the distinct prime numbers
The prime factorization of 64442018 is 2 × 7523 × 4283.
Since it has a total of 3 prime factors.
7 , 10 , 34 , 60 , 538 , 604 , 2306 , 5717 , 25532 , 37050 , 667746 , 910455 , 6514593 , 3378425 , 54835754 , 74734655 , 355991934 , 445797007 , 3637956294 , 8185505610
n×2
128884036
n×3
193326054
n×4
257768072
n×5
322210090
n÷2
32221009
n÷3
21480672.666667
n÷3
16110504.5
n÷5
12888403.6
n2
4152773683912324
n3
2.676131164886E+23
n4
1.7245529269795E+31
n5
1.1113367076236E+39
2 √n
8027.5785888399
3 √n
400.91875892273
4 √n
89.596755459335
5 √n
36.46144082181
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
-64442017
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 64442018 can be divided by 8 positive divisors.
The sum of these divisors (counting 64442018) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110101110100111010100010
3
Ternary
11111020222211102
4
Quaternary
3311310322202
5
Quinary
112444121033
6
Senary
10221114402
8
Octal
365647242
10
Decimal
64442018
12
Duodecimal
196b8a02
16
Hexadecimal
3d74ea2
20
Vigesimal
102f50i
36
Base36
12d7s2
md5
536813c3fff307a6a28f967bd408bc44
sha1
8c2c543b544f27e6de27f2c601b0f51005300896
sha256
f9c5e78ac24c55298401e4986a06f5b575aadb20c4d01f8fd6dcfc3746a54e7c
sha512
9e435a236b9b4d7a552d6fb78ddf24d41eb1e3a5c51f2abd431a3f7cecdae49b55eebe904f41d82e0ebe4c3ce9e0a95efe4d648a935e8fa367fe295534240a71
ripemd-160
d5edbe4217090e566933f1c426af9bd31abce5e7
Diameter
128884036
Circumference
404901140.6626
Area
1.30463232974E+16
Volume
1.1209752010198E+24
Surface area
5.21852931896E+16
Circumference
404901140.6626
Perimeter
257768072
Area
4152773683912324
Diagonal
91134775.842291
Surface area
24916642103473944
Volume
2.676131164886E+23
Space diagonal
111616849.31827
Perimeter
193326054
Area
1.7982037532178E+15
Altitude
55808424.659134
Surface area
1.7982037532178E+15
Volume
3.1538508233926E+22
Height
30378258.614097