64750081 is an odd 8-digits composite number following 64750080
and preceding 64750082 . In scientific notation, it is written as 6.4750081 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 12 positive divisors.
There are 54204480 positive integers (up to 64750081) that are relatively prime to 64750081.
64750081 has 12 divisors, whose sum is 66924900
The reverse of 64750081 is 18005746
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
sixty-four million seven hundred fifty thousand eighty-one
Scientific notation
6.4750081 × 10^7
Engineering notation
6.4750081 × 10^6
Prime Factorization
89 × 209 × 59 × 59
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1097459
Product of the distinct prime numbers
The prime factorization of 64750081 is 89 × 209 × 59 × 59.
Since it has a total of 4 prime factors.
4 , 10 , 35 , 61 , 712 , 210 , 4164 , 4285 , 39427 , 5415 , 614964 , 561581 , 9951312 , 5030741 , 69259612 , 32318814 , 289513780 , 982060637 , 5686230692 , 9937752739
n×2
129500162
n×3
194250243
n×4
259000324
n×5
323750405
n÷2
32375040.5
n÷3
21583360.333333
n÷3
16187520.25
n÷5
12950016.2
n2
4192572989506561
n3
2.7146944066896E+23
n4
1.757766827234E+31
n5
1.1381554444251E+39
2 √n
8046.7435028091
3 √n
401.55660335732
4 √n
89.703642639578
5 √n
36.496234902138
1 , 59 , 89 , 209 , 3481 , 5251 , 12331 , 18601 , 309809 , 727529 , 1097459 , 64750081
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-64750080
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64750081 can be divided by 12 positive divisors.
The sum of these divisors (counting 64750081) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
11110111000000001000000001
3
Ternary
11111211122102011
4
Quaternary
3313000020001
5
Quinary
113034000311
6
Senary
10231452521
8
Octal
367001001
10
Decimal
64750081
12
Duodecimal
19827141
16
Hexadecimal
3dc0201
20
Vigesimal
104df41
36
Base36
12jthd
md5
9c84d78070ae3b14134ecdb22e1a604b
sha1
d0c0840c084df651740f29c40f6f247eddd88132
sha256
5e95315087badf4964a61a66007c3bb00c271e384413633d01befc3e19c3dc76
sha512
e2fb33a842f7a9d7e4e68183df198dbe63d2f3ddb430d0fd398e09648a92fe0d81384ae67883a968d1de8d48015f5482d7665bde87241720ea149d44cc652840
ripemd-160
beec7eb2343184a9d1ccdc4e7b31b29cd1781bed
Diameter
129500162
Circumference
406836757.57789
Area
1.3171356503473E+16
Volume
1.137128533973E+24
Surface area
5.2685426013891E+16
Circumference
406836757.57789
Perimeter
259000324
Area
4192572989506561
Diagonal
91570442.714956
Surface area
25155437937039366
Volume
2.7146944066896E+23
Space diagonal
112150430.0862
Perimeter
194250243
Area
1.8154373580666E+15
Altitude
56075215.0431
Surface area
1.8154373580666E+15
Volume
3.199298039699E+22
Height
30523480.904985