65989865 is an odd 8-digits composite number following 65989864
and preceding 65989866 . In scientific notation, it is written as 6.5989865 × 10^7.
The sum of its digits is 56. It has a total of 4 prime factors and 16 positive divisors.
There are 51859200 positive integers (up to 65989865) that are relatively prime to 65989865.
65989865 has 16 divisors, whose sum is 80600400
The reverse of 65989865 is 56898956
Previous prime number is 149
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 56
Digital Root 2
Name
sixty-five million nine hundred eighty-nine thousand eight hundred sixty-five
Scientific notation
6.5989865 × 10^7
Engineering notation
6.5989865 × 10^6
Prime Factorization
5 × 101 × 149 × 877
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
65989865
Product of the distinct prime numbers
The prime factorization of 65989865 is 5 × 101 × 149 × 877.
Since it has a total of 4 prime factors.
6 , 8 , 96 , 16 , 864 , 96 , 5683 , 7717 , 713 , 63760 , 811369 , 40916 , 8829954 , 1247086 , 42848949 , 97159187 , 214159024 , 561581912 , 9680958012 , 2479853025
n×2
131979730
n×3
197969595
n×4
263959460
n×5
329949325
n÷2
32994932.5
n÷3
21996621.666667
n÷3
16497466.25
n÷5
13197973
n2
4354662282718225
n3
2.8736357615717E+23
n4
1.8963083596529E+31
n5
1.2513713265186E+39
2 √n
8123.4146145571
3 √n
404.10331516106
4 √n
90.129987321408
5 √n
36.634936911165
1 , 5 , 101 , 149 , 505 , 745 , 877 , 4385 , 15049 , 75245 , 88577 , 130673 , 442885 , 653365 , 13197973 , 65989865
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
-65989864
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 65989865 can be divided by 16 positive divisors.
The sum of these divisors (counting 65989865) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11111011101110110011101001
3
Ternary
11121011122002002
4
Quaternary
3323232303221
5
Quinary
113343133430
6
Senary
10314220345
8
Octal
373566351
10
Decimal
65989865
12
Duodecimal
1a1246b5
16
Hexadecimal
3eeece9
20
Vigesimal
10c8ed5
36
Base36
13ae3t
md5
475e95a98a4d1c790b3e44e726e4c2e1
sha1
ab3f06418c3456bf13f9836377099a74f29aba97
sha256
bf521903d3ef732eb4f6dffc8ad96503389d4d126fd4d12062a475d72d02303e
sha512
98722e50c5e498bf69a2034e83f2d7051faa9e60c556bb73f1bb30106f3cf5e815a8636fcac092a6e6e6fab964aeb992bed4f62dc3e9070c9a8421fc86af0889
ripemd-160
b87ef71ee7a65831581389300783ba0be2b75671
Diameter
131979730
Circumference
414626550.19076
Area
1.3680575036252E+16
Volume
1.2037057330195E+24
Surface area
5.4722300145009E+16
Circumference
414626550.19076
Perimeter
263959460
Area
4354662282718225
Diagonal
93323762.06217
Surface area
26127973696309350
Volume
2.8736357615717E+23
Space diagonal
114297798.96461
Perimeter
197969595
Area
1.885624080868E+15
Altitude
57148899.482306
Surface area
1.885624080868E+15
Volume
3.3866122227792E+22
Height
31107920.68739