66730861 is an odd 8-digits composite number following 66730860
and preceding 66730862 . In scientific notation, it is written as 6.6730861 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 65734812 positive integers (up to 66730861) that are relatively prime to 66730861.
66730861 has 4 divisors, whose sum is 67726912
The reverse of 66730861 is 16803766
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
sixty-six million seven hundred thirty thousand eight hundred sixty-one
Scientific notation
6.6730861 × 10^7
Engineering notation
6.6730861 × 10^6
Prime Factorization
67 × 995983
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66730861
Product of the distinct prime numbers
The prime factorization of 66730861 is 67 × 995983.
Since it has a total of 2 prime factors.
1 , 7 , 16 , 36 , 736 , 285 , 4165 , 1457 , 36142 , 17113 , 412746 , 656238 , 8494493 , 919786 , 81717908 , 53486988 , 396594334 , 65857779 , 1004254644 , 3915867789
n×2
133461722
n×3
200192583
n×4
266923444
n×5
333654305
n÷2
33365430.5
n÷3
22243620.333333
n÷3
16682715.25
n÷5
13346172.2
n2
4453007809801321
n3
2.9715304518777E+23
n4
1.9829278554152E+31
n5
1.3232248309274E+39
2 √n
8168.8959474338
3 √n
405.61023892096
4 √n
90.381944808871
5 √n
36.716844116085
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66730860
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66730861 can be divided by 4 positive divisors.
The sum of these divisors (counting 66730861) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111110100011101101101101
3
Ternary
11122120021112101
4
Quaternary
3332203231231
5
Quinary
114040341421
6
Senary
10342135101
8
Octal
376435555
10
Decimal
66730861
12
Duodecimal
1a421491
16
Hexadecimal
3fa3b6d
20
Vigesimal
10h1731
36
Base36
13q9v1
md5
49de6db9ff058f40579f10494118efd4
sha1
d5b5663749338b83a2133a988709e3c154a122db
sha256
02bc2b815e215c9c8ce73b9e3100c16e8cde5bee31bdf00a8d1bfea42e664551
sha512
11a610b3ce27e81ad8556f2958414b5c97a164fbfb17a6bb8edfc6976d00cd1af27068839e8534e0e912b0de9b50ff0dbe0bfe6d817065db3a5721b77111523e
ripemd-160
b47b6d0bd68b49c9906f9d20bc1e929f85c33313
Diameter
133461722
Circumference
419282365.37064
Area
1.398953662165E+16
Volume
1.244711765005E+24
Surface area
5.5958146486599E+16
Circumference
419282365.37064
Perimeter
266923444
Area
4453007809801321
Diagonal
94371688.655034
Surface area
26718046858807926
Volume
2.9715304518777E+23
Space diagonal
115581241.68482
Perimeter
200192583
Area
1.9282089432692E+15
Altitude
57790620.842408
Surface area
1.9282089432692E+15
Volume
3.5019822217084E+22
Height
31457229.551678