65288889 is an odd 8-digits composite number following 65288888
and preceding 65288890 . In scientific notation, it is written as 6.5288889 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 42024528 positive integers (up to 65288889) that are relatively prime to 65288889.
65288889 has 8 divisors, whose sum is 70042560
The reverse of 65288889 is 98888256
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
sixty-five million two hundred eighty-eight thousand eight hundred eighty-nine
Scientific notation
6.5288889 × 10^7
Engineering notation
6.5288889 × 10^6
Prime Factorization
27 × 29 × 83383
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
65288889
Product of the distinct prime numbers
The prime factorization of 65288889 is 27 × 29 × 83383.
Since it has a total of 3 prime factors.
4 , 5 , 74 , 63 , 844 , 979 , 9098 , 6481 , 23039 , 57601 , 813194 , 40974 , 3623854 , 7771254 , 16648092 , 9464009 , 654021166 , 876462713 , 7359706531 , 3915902573
n×2
130577778
n×3
195866667
n×4
261155556
n×5
326444445
n÷2
32644444.5
n÷3
21762963
n÷3
16322222.25
n÷5
13057777.8
n2
4262639026854321
n3
2.7830296627136E+23
n4
1.8170091473262E+31
n5
1.1863050853176E+39
2 √n
8080.1540208093
3 √n
402.66735887135
4 √n
89.889676942401
5 √n
36.556773310731
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
-65288888
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 65288889 can be divided by 8 positive divisors.
The sum of these divisors (counting 65288889) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111001000011101010111001
3
Ternary
11112212000112000
4
Quaternary
3321003222321
5
Quinary
113203221024
6
Senary
10251211213
8
Octal
371035271
10
Decimal
65288889
12
Duodecimal
19a46b09
16
Hexadecimal
3e43ab9
20
Vigesimal
1081249
36
Base36
12vd89
md5
27341a21644a41f193c3c309578fb418
sha1
a1dcc39e490a8f0f4e2a664d0f3f62332340700f
sha256
dfceb1c932bda7a6948b41ad3a123717e5fba59d329fb88f21254cd0390d3615
sha512
2acac64a802c052e9580b1c5640034a9cda175364471f8bf80bdc6a9d65f0087397c7bf9f955fae64aa8333cecb87129e97b3951dbeef6380bad9f7e68d4e1c5
ripemd-160
6ec8fb4a9e3707b74035c33886f1be0fad28c2ae
Diameter
130577778
Circumference
410222188.08688
Area
1.3391475451671E+16
Volume
1.1657527390805E+24
Surface area
5.3565901806683E+16
Circumference
410222188.08688
Perimeter
261155556
Area
4262639026854321
Diagonal
92332432.296072
Surface area
25575834161125926
Volume
2.7830296627136E+23
Space diagonal
113083672.91772
Perimeter
195866667
Area
1.8457768422094E+15
Altitude
56541836.458862
Surface area
1.8457768422094E+15
Volume
3.2798319112468E+22
Height
30777477.432024