66778874 is an even 8-digits composite number following 66778873
and preceding 66778875 . In scientific notation, it is written as 6.6778874 × 10^7.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 33045120 positive integers (up to 66778874) that are relatively prime to 66778874.
66778874 has 8 divisors, whose sum is 101201268
The reverse of 66778874 is 47887766
Previous prime number is 97
Is Prime? no
Number parity even
Number length 8
Sum of Digits 53
Digital Root 8
Name
sixty-six million seven hundred seventy-eight thousand eight hundred seventy-four
Scientific notation
6.6778874 × 10^7
Engineering notation
6.6778874 × 10^6
Prime Factorization
2 × 97 × 344221
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66778874
Product of the distinct prime numbers
The prime factorization of 66778874 is 2 × 97 × 344221.
Since it has a total of 3 prime factors.
1 , 9 , 19 , 96 , 234 , 812 , 5316 , 6708 , 55236 , 6797 , 159466 , 764006 , 1864338 , 9504427 , 78255594 , 29338127 , 422234433 , 733646037 , 3767322250 , 9733056066
n×2
133557748
n×3
200336622
n×4
267115496
n×5
333894370
n÷2
33389437
n÷3
22259624.666667
n÷3
16694718.5
n÷5
13355774.8
n2
4459418012707876
n3
2.9779491358395E+23
n4
1.9886409012063E+31
n5
1.3279920017291E+39
2 √n
8171.8341882346
3 √n
405.70749474988
4 √n
90.398197925814
5 √n
36.722126166006
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
-66778873
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 66778874 can be divided by 8 positive divisors.
The sum of these divisors (counting 66778874) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111110101111011011111010
3
Ternary
11122122201101122
4
Quaternary
3332233123322
5
Quinary
114043410444
6
Senary
10343145242
8
Octal
376573372
10
Decimal
66778874
12
Duodecimal
1a445222
16
Hexadecimal
3faf6fa
20
Vigesimal
10h773e
36
Base36
13rawq
md5
34465ad75e10438980da7a7cd766050f
sha1
be30139e64045d77ca4d553bba19461f803049e5
sha256
2deedc377a981a7ee0e77a609faf82265fe256dae113d87e43d31c2f9f01ad84
sha512
935fc82d6aa65abdf5b3b46e22ee4829b835dfe8f83a868982727f4d328a77f61f61cfee4a0abe70e3df2af7a88d3d67823a4dfa3109e41eddfe64ad081d31b7
ripemd-160
394abc2f4bb3abbceabc4c98188454b6af9e4654
Diameter
133557748
Circumference
419584039.9468
Area
1.4009674868009E+16
Volume
1.2474004170557E+24
Surface area
5.6038699472036E+16
Circumference
419584039.9468
Perimeter
267115496
Area
4459418012707876
Diagonal
94439589.290804
Surface area
26756508076247256
Volume
2.9779491358395E+23
Space diagonal
115664402.64024
Perimeter
200336622
Area
1.9309846425495E+15
Altitude
57832201.32012
Surface area
1.9309846425495E+15
Volume
3.5095467133012E+22
Height
31479863.096935