66747982 is an even 8-digits composite number following 66747981
and preceding 66747983 . In scientific notation, it is written as 6.6747982 × 10^7.
The sum of its digits is 49. It has a total of 4 prime factors and 16 positive divisors.
There are 28533888 positive integers (up to 66747982) that are relatively prime to 66747982.
66747982 has 16 divisors, whose sum is 114714720
The reverse of 66747982 is 28974766
Previous prime number is 409
Is Prime? no
Number parity even
Number length 8
Sum of Digits 49
Digital Root 4
Name
sixty-six million seven hundred forty-seven thousand nine hundred eighty-two
Scientific notation
6.6747982 × 10^7
Engineering notation
6.6747982 × 10^6
Prime Factorization
2 × 7 × 409 × 11657
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
66747982
Product of the distinct prime numbers
The prime factorization of 66747982 is 2 × 7 × 409 × 11657.
Since it has a total of 4 prime factors.
3 , 8 , 16 , 12 , 845 , 369 , 7900 , 1996 , 14124 , 15647 , 749180 , 292613 , 8368000 , 1544752 , 45037235 , 25906188 , 602202311 , 257934395 , 2698325052 , 5087328068
n×2
133495964
n×3
200243946
n×4
266991928
n×5
333739910
n÷2
33373991
n÷3
22249327.333333
n÷3
16686995.5
n÷5
13349596.4
n2
4455293101072324
n3
2.973818237151E+23
n4
1.9849636616463E+31
n5
1.3249231875822E+39
2 √n
8169.9438186563
3 √n
405.64492481677
4 √n
90.387741528685
5 √n
36.71872799582
1 , 2 , 7 , 14 , 409 , 818 , 2863 , 5726 , 11657 , 23314 , 81599 , 163198 , 4767713 , 9535426 , 33373991 , 66747982
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
-66747981
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 66747982 can be divided by 16 positive divisors.
The sum of these divisors (counting 66747982) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11111110100111111001001110
3
Ternary
11122121011000111
4
Quaternary
3332213321032
5
Quinary
114041413412
6
Senary
10342350234
8
Octal
376477116
10
Decimal
66747982
12
Duodecimal
1a42b37a
16
Hexadecimal
3fa7e4e
20
Vigesimal
10h39j2
36
Base36
13qn2m
md5
8010c4e41c8a59841523f9d67c0a53c9
sha1
dfff8975246d7e5eed47e442fa5918bb2801bd9a
sha256
a337119de477406744428ba0d7e68eaebe9d2a902ddb7bc6f47415162d2b3bc8
sha512
1bdf509400d1b2e2ce852d72bddb83248c248ce4beeb40f0135616e82ba199f909dec08429b05d9e4c06c9aa1b4f47807943deabd2917e2114ebd8bde491f6e5
ripemd-160
132233eed67dd4493b4786c2cfafaa92ef0548ca
Diameter
133495964
Circumference
419389939.78629
Area
1.3996716075918E+16
Volume
1.2456700702593E+24
Surface area
5.5986864303672E+16
Circumference
419389939.78629
Perimeter
266991928
Area
4455293101072324
Diagonal
94395901.405435
Surface area
26731758606433944
Volume
2.973818237151E+23
Space diagonal
115610896.12669
Perimeter
200243946
Area
1.9291985034171E+15
Altitude
57805448.063346
Surface area
1.9291985034171E+15
Volume
3.5046784025095E+22
Height
31465300.468478