66709725 is an odd 8-digits composite number following 66709724
and preceding 66709726 . In scientific notation, it is written as 6.6709725 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 35496000 positive integers (up to 66709725) that are relatively prime to 66709725.
66709725 has 8 divisors, whose sum is 67756128
The reverse of 66709725 is 52790766
Previous prime number is 613
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
sixty-six million seven hundred nine thousand seven hundred twenty-five
Scientific notation
6.6709725 × 10^7
Engineering notation
6.6709725 × 10^6
Prime Factorization
75 × 613 × 1451
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66709725
Product of the distinct prime numbers
The prime factorization of 66709725 is 75 × 613 × 1451.
Since it has a total of 3 prime factors.
9 , 7 , 21 , 79 , 869 , 105 , 1330 , 570 , 99423 , 60057 , 638404 , 1763 , 786378 , 692767 , 67329738 , 58381346 , 70959540 , 887363515 , 9477111511 , 2995849284
n×2
133419450
n×3
200129175
n×4
266838900
n×5
333548625
n÷2
33354862.5
n÷3
22236575
n÷3
16677431.25
n÷5
13341945
n2
4450187409575625
n3
2.9687077829125E+23
n4
1.9804167980345E+31
n5
1.3211305998226E+39
2 √n
8167.6021573042
3 √n
405.5674107444
4 √n
90.374787177089
5 √n
36.714517919346
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
-66709724
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 66709725 can be divided by 8 positive divisors.
The sum of these divisors (counting 66709725) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111110011110100011011101
3
Ternary
11122112012112120
4
Quaternary
3332132203131
5
Quinary
114034202400
6
Senary
10341453153
8
Octal
376364335
10
Decimal
66709725
12
Duodecimal
1a4111b9
16
Hexadecimal
3f9e8dd
20
Vigesimal
10gie65
36
Base36
13ptjx
md5
b7b184eebf3923c01321fe20c279387b
sha1
dd83a233f6fe7c97b9c764b96f6b6b2599b3f370
sha256
cc9029a1e23aa664446c8c0d2c8a9092daf621f094cc4fcbcce65c1e0f712d97
sha512
d62d2e7edfb240446eb593c5444d319ac2bd9a661e477177a49a1f08755f0c9e895d18091f55303654341cf97b6a00482ad34251667f8e3ed408865896b986d1
ripemd-160
d2dd7ed0497a0962ddd621dedcd2988462aeaffe
Diameter
133419450
Circumference
419149563.96599
Area
1.3980676073021E+16
Volume
1.2435294081937E+24
Surface area
5.5922704292082E+16
Circumference
419149563.96599
Perimeter
266838900
Area
4450187409575625
Diagonal
94341797.83718
Surface area
26701124457453750
Volume
2.9687077829125E+23
Space diagonal
115544633.05895
Perimeter
200129175
Area
1.9269876741471E+15
Altitude
57772316.529474
Surface area
1.9269876741471E+15
Volume
3.4986556744312E+22
Height
31447265.945727