65682721 is an odd 8-digits composite number following 65682720
and preceding 65682722 . In scientific notation, it is written as 6.5682721 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 60571152 positive integers (up to 65682721) that are relatively prime to 65682721.
65682721 has 8 divisors, whose sum is 70804160
The reverse of 65682721 is 12728656
Previous prime number is 1459
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
sixty-five million six hundred eighty-two thousand seven hundred twenty-one
Scientific notation
6.5682721 × 10^7
Engineering notation
6.5682721 × 10^6
Prime Factorization
13 × 1459 × 3463
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
65682721
Product of the distinct prime numbers
The prime factorization of 65682721 is 13 × 1459 × 3463.
Since it has a total of 3 prime factors.
8 , 8 , 35 , 99 , 7 , 293 , 5799 , 5896 , 50622 , 56213 , 663169 , 302019 , 7116553 , 1503504 , 91994028 , 12986482 , 876209957 , 197858141 , 1781351287 , 6015138377
n×2
131365442
n×3
197048163
n×4
262730884
n×5
328413605
n÷2
32841360.5
n÷3
21894240.333333
n÷3
16420680.25
n÷5
13136544.2
n2
4314219837963841
n3
2.8336969794964E+23
n4
1.8612492810281E+31
n5
1.2225191723722E+39
2 √n
8104.4877074372
3 √n
403.47538553683
4 √n
90.024928255662
5 √n
36.600770426032
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
-65682720
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 65682721 can be divided by 8 positive divisors.
The sum of these divisors (counting 65682721) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111010100011110100100001
3
Ternary
11120121000202101
4
Quaternary
3322203310201
5
Quinary
113303321341
6
Senary
10303450401
8
Octal
372436441
10
Decimal
65682721
12
Duodecimal
19bb6a01
16
Hexadecimal
3ea3d21
20
Vigesimal
10aa6g1
36
Base36
133t41
md5
bf01bffecc9c9bf314d0e1721a67e617
sha1
92f286bc1e65e077dcd6ea3c8f92640cca6639bc
sha256
85dc874d10e70587fbacf7d5830de03404ef87117ef0b56ba44a92f8be0900b9
sha512
3302de52faf9ba53863c476dd28ce45c5884232d52e5f31c76bea7cf32733ef12190dfbfadc8d130941022fac8108eb09d91ce0f61c5b6273dce1a252aea1e0b
ripemd-160
d92c11721ae274a86dd2f48fb98d9ed78b732de6
Diameter
131365442
Circumference
412696707.52278
Area
1.3553521348919E+16
Volume
1.1869762151047E+24
Surface area
5.4214085395674E+16
Circumference
412696707.52278
Perimeter
262730884
Area
4314219837963841
Diagonal
92889394.851768
Surface area
25885319027783046
Volume
2.8336969794964E+23
Space diagonal
113765809.95137
Perimeter
197048163
Area
1.8681119885937E+15
Altitude
56882904.975686
Surface area
1.8681119885937E+15
Volume
3.3395439167163E+22
Height
30963131.617256