64831438 is an even 8-digits composite number following 64831437
and preceding 64831439 . In scientific notation, it is written as 6.4831438 × 10^7.
The sum of its digits is 37. It has a total of 5 prime factors and 32 positive divisors.
There are 26006400 positive integers (up to 64831438) that are relatively prime to 64831438.
64831438 has 32 divisors, whose sum is 118326528
The reverse of 64831438 is 83413846
Previous prime number is 211
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
sixty-four million eight hundred thirty-one thousand four hundred thirty-eight
Scientific notation
6.4831438 × 10^7
Engineering notation
6.4831438 × 10^6
Prime Factorization
2 × 7 × 17 × 211 × 1291
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
64831438
Product of the distinct prime numbers
The prime factorization of 64831438 is 2 × 7 × 17 × 211 × 1291.
Since it has a total of 5 prime factors.
9 , 2 , 90 , 46 , 718 , 392 , 8448 , 8868 , 88371 , 32860 , 761470 , 742888 , 1278919 , 5440652 , 91295888 , 21678173 , 763005008 , 482385364 , 8110827200 , 216211929
n×2
129662876
n×3
194494314
n×4
259325752
n×5
324157190
n÷2
32415719
n÷3
21610479.333333
n÷3
16207859.5
n÷5
12966287.6
n2
4203115353147844
n3
2.7249401242445E+23
n4
1.7666178671867E+31
n5
1.1453237672621E+39
2 √n
8051.7971906898
3 √n
401.72471520529
4 √n
89.731807017856
5 √n
36.505401633534
1 , 2 , 7 , 14 , 17 , 34 , 119 , 211 , 238 , 422 , 1291 , 1477 , 2582 , 2954 , 3587 , 7174 , 9037 , 18074 , 21947 , 25109 , 43894 , 50218 , 153629 , 272401 , 307258 , 544802 , 1906807 , 3813614 , 4630817 , 9261634 , 32415719 , 64831438
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-64831437
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64831438 can be divided by 32 positive divisors.
The sum of these divisors (counting 64831438) is 1, the average is 0.03125.
Base
System
Value
2
Binary
11110111010011111111001110
3
Ternary
11111222210000101
4
Quaternary
3313103333032
5
Quinary
113044101223
6
Senary
10233321314
8
Octal
367237716
10
Decimal
64831438
12
Duodecimal
1986623a
16
Hexadecimal
3dd3fce
20
Vigesimal
1053ibi
36
Base36
12lk9a
md5
346177a8726b207fed655b17da8a1bdd
sha1
e06f9519f8ae4c4cd731dbf0c7e59d676dede586
sha256
066eed06c84dedbdd77b6ac2010afc5dc96f20feb924e7ea3314216d93ce16db
sha512
ec0626d9fd9e38daf2121be110f92302b9c7413db70290b151b1cbbdea1bab7feb0f22781a31732dc4d262771d3a5384094e8d6fbd1746ea1d148c3aa24a5ecf
ripemd-160
036fd35b798e17773ccf68b76fdbfef4c05a3a98
Diameter
129662876
Circumference
407347938.68492
Area
1.320447631564E+16
Volume
1.1414202501065E+24
Surface area
5.2817905262559E+16
Circumference
407347938.68492
Perimeter
259325752
Area
4203115353147844
Diagonal
91685498.88775
Surface area
25218692118887064
Volume
2.7249401242445E+23
Space diagonal
112291344.54375
Perimeter
194494314
Area
1.8200023354312E+15
Altitude
56145672.271876
Surface area
1.8200023354312E+15
Volume
3.2113727336344E+22
Height
30561832.962583