66509957 is an odd 8-digits prime number following 66509956
and preceding 66509958 . In scientific notation, it is written as 6.6509957 × 10^7.
The sum of its digits is 47. It has a total of 1 prime factors and 2 positive divisors.
There are 66509956 positive integers (up to 66509957) that are relatively prime to 66509957.
66509957 has 2 divisors, whose sum is 66509958
The reverse of 66509957 is 75990566
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
sixty-six million five hundred nine thousand nine hundred fifty-seven
Scientific notation
6.6509957 × 10^7
Engineering notation
6.6509957 × 10^6
Prime Factorization
66509957
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
66509957
Product of the distinct prime numbers
The prime factorization of 66509957 is 66509957.
Since it has a total of 1 prime factors.
4 , 2 , 68 , 72 , 206 , 368 , 507 , 3296 , 21744 , 91989 , 490434 , 522909 , 4171336 , 3834650 , 48283103 , 30324522 , 571594801 , 990132986 , 1157769065 , 7766416024
n×2
133019914
n×3
199529871
n×4
266039828
n×5
332549785
n÷2
33254978.5
n÷3
22169985.666667
n÷3
16627489.25
n÷5
13301991.4
n2
4423574380141849
n3
2.9421174180954E+23
n4
1.9568010296647E+31
n5
1.3014675234056E+39
2 √n
8155.3636951395
3 √n
405.16217048646
4 √n
90.307052300136
5 √n
36.692502577465
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
66509958
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
33254979
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8155.3637564489
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999699293
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66509957 can be divided by 2 positive divisors.
The sum of these divisors (counting 66509957) is 66509958, the average is 33254979.
Base
System
Value
2
Binary
11111101101101110010000101
3
Ternary
11122011001111202
4
Quaternary
3331231302011
5
Quinary
114011304312
6
Senary
10333312245
8
Octal
375556205
10
Decimal
66509957
12
Duodecimal
1a335685
16
Hexadecimal
3f6dc85
20
Vigesimal
10fdehh
36
Base36
13ljet
md5
033f8cfe523c17d325f605e5a9ac7f6b
sha1
0425cf13e5966c3fb985faeb6867f26c6449115f
sha256
b27180a270754704f023c7dd5bda9aa26b3be8229ca60faaa16dcac0fb83e432
sha512
8a85a9a5d74d6f3d582fc4420e6e90c60d3ee5accd23bb59b68e63f70533d8b9a6bbc81df6d1bec4544b7872f64b725a33dc4bf4bac2b82a3343f0d330b5a79b
ripemd-160
7992edfee0a4c12d6863f84c76685b4ad743e93f
Diameter
133019914
Circumference
417894384.60355
Area
1.3897068775262E+16
Volume
1.2323912622249E+24
Surface area
5.5588275101047E+16
Circumference
417894384.60355
Perimeter
266039828
Area
4423574380141849
Diagonal
94059283.222251
Surface area
26541446280851094
Volume
2.9421174180954E+23
Space diagonal
115198624.73322
Perimeter
199529871
Area
1.9154638943664E+15
Altitude
57599312.366611
Surface area
1.9154638943664E+15
Volume
3.4673186289705E+22
Height
31353094.407417