64756989 is an odd 8-digits composite number following 64756988
and preceding 64756990 . In scientific notation, it is written as 6.4756989 × 10^7.
The sum of its digits is 54. It has a total of 4 prime factors and 16 positive divisors.
There are 39246120 positive integers (up to 64756989) that are relatively prime to 64756989.
64756989 has 16 divisors, whose sum is 98844800
The reverse of 64756989 is 98965746
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
sixty-four million seven hundred fifty-six thousand nine hundred eighty-nine
Scientific notation
6.4756989 × 10^7
Engineering notation
6.4756989 × 10^6
Prime Factorization
33 × 3 × 9 × 72679
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64756989
Product of the distinct prime numbers
The prime factorization of 64756989 is 33 × 3 × 9 × 72679.
Since it has a total of 4 prime factors.
7 , 6 , 35 , 100 , 506 , 431 , 1281 , 9770 , 21986 , 43848 , 602859 , 156809 , 7152970 , 5374188 , 25034390 , 67734186 , 531325500 , 212492984 , 2057888411 , 3995916529
n×2
129513978
n×3
194270967
n×4
259027956
n×5
323784945
n÷2
32378494.5
n÷3
21585663
n÷3
16189247.25
n÷5
12951397.8
n2
4193467624346121
n3
2.7155633682164E+23
n4
1.7585170716439E+31
n5
1.1387627066476E+39
2 √n
8047.1727333269
3 √n
401.57088315605
4 √n
89.706035099802
5 √n
36.497013604584
1 , 3 , 9 , 27 , 33 , 99 , 297 , 891 , 72679 , 218037 , 654111 , 1962333 , 2398407 , 7195221 , 21585663 , 64756989
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-64756988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64756989 can be divided by 16 positive divisors.
The sum of these divisors (counting 64756989) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11110111000001110011111101
3
Ternary
11111211222220000
4
Quaternary
3313001303331
5
Quinary
113034210424
6
Senary
10231544513
8
Octal
367016375
10
Decimal
64756989
12
Duodecimal
1982b139
16
Hexadecimal
3dc1cfd
20
Vigesimal
104ec99
36
Base36
12jyt9
md5
32f3aa1997c132a44f59330f89cd0f47
sha1
3d820a6312b0e0f4f95966f9135d12c93c106b66
sha256
60d7c455e826906c989a04d8c05989c79e99c4921f25d046c04be8c3d4c0d86e
sha512
f51d5a0acba24fbdd763d120ca57aa3ca3af92a9763abaf377ce4551ac006c06632d38e938db54a18197a6cd5c5b2af55d946ae2e668794c72c1ad2ce349679b
ripemd-160
77f4b367f522f2b62cfb12e71efb04c62a783943
Diameter
129513978
Circumference
406880161.82199
Area
1.3174167081712E+16
Volume
1.1374925237262E+24
Surface area
5.269666832685E+16
Circumference
406880161.82199
Perimeter
259027956
Area
4193467624346121
Diagonal
91580212.102245
Surface area
25160805746076726
Volume
2.7155633682164E+23
Space diagonal
112162395.09318
Perimeter
194270967
Area
1.8158247463157E+15
Altitude
56081197.546589
Surface area
1.8158247463157E+15
Volume
3.2003221206793E+22
Height
30526737.367415