66561351 is an odd 8-digits composite number following 66561350
and preceding 66561352 . In scientific notation, it is written as 6.6561351 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 39916800 positive integers (up to 66561351) that are relatively prime to 66561351.
66561351 has 16 divisors, whose sum is 72047360
The reverse of 66561351 is 15316566
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
sixty-six million five hundred sixty-one thousand three hundred fifty-one
Scientific notation
6.6561351 × 10^7
Engineering notation
6.6561351 × 10^6
Prime Factorization
19 × 87 × 67 × 601
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
66561351
Product of the distinct prime numbers
The prime factorization of 66561351 is 19 × 87 × 67 × 601.
Since it has a total of 4 prime factors.
5 , 3 , 11 , 45 , 402 , 970 , 2565 , 4249 , 30530 , 85392 , 703118 , 153192 , 5241491 , 8115867 , 80857437 , 43601277 , 224155116 , 516949793 , 1143034018 , 8460626456
n×2
133122702
n×3
199684053
n×4
266245404
n×5
332806755
n÷2
33280675.5
n÷3
22187117
n÷3
16640337.75
n÷5
13312270.2
n2
4430413446945201
n3
2.9489430451724E+23
n4
1.9628563310873E+31
n5
1.3065036921607E+39
2 √n
8158.5140191091
3 √n
405.26650345334
4 √n
90.324492908121
5 √n
36.698171478656
1 , 19 , 67 , 87 , 601 , 1273 , 1653 , 5829 , 11419 , 40267 , 52287 , 110751 , 765073 , 993453 , 3503229 , 66561351
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
-66561350
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 66561351 can be divided by 16 positive divisors.
The sum of these divisors (counting 66561351) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11111101111010010101000111
3
Ternary
11122020200000020
4
Quaternary
3331322111013
5
Quinary
114014430401
6
Senary
10334350223
8
Octal
375722507
10
Decimal
66561351
12
Duodecimal
1a35b373
16
Hexadecimal
3f7a547
20
Vigesimal
10g037b
36
Base36
13mn2f
md5
57d0687372657c817041b31446c53e77
sha1
5ec565ec14228f7e47b9b8d4708ca775748664a5
sha256
c021ca45e919d161d9d182f64af672b5a6a1443c172dfda42b2d1e282b5b1a3e
sha512
cb05313541e77360135880e94b437274c8c5872d73eea6bdc5e158bf5fb0721983b1c37c8e9dffbc27f4af6ec77a3adf6223cdbe93f9353f9f7b7a250d2290b8
ripemd-160
05225f1861f5dc97715dbfdb82fc65f11b7635ee
Diameter
133122702
Circumference
418217302.62922
Area
1.3918554337288E+16
Volume
1.2352503742091E+24
Surface area
5.5674217349154E+16
Circumference
418217302.62922
Perimeter
266245404
Area
4430413446945201
Diagonal
94131965.314076
Surface area
26582480681671206
Volume
2.9489430451724E+23
Space diagonal
115287641.75243
Perimeter
199684053
Area
1.9184252971614E+15
Altitude
57643820.876213
Surface area
1.9184252971614E+15
Volume
3.4753627076238E+22
Height
31377321.771359