66936690 is an even 8-digits composite number following 66936689
and preceding 66936691 . In scientific notation, it is written as 6.6936690 × 10^7.
The sum of its digits is 45. It has a total of 5 prime factors and 32 positive divisors.
There are 17807616 positive integers (up to 66936690) that are relatively prime to 66936690.
66936690 has 32 divisors, whose sum is 134190000
The reverse of 66936690 is 09663966
Previous prime number is 1049
Is Prime? no
Number parity even
Number length 8
Sum of Digits 45
Digital Root 9
Name
sixty-six million nine hundred thirty-six thousand six hundred ninety
Scientific notation
6.6936690 × 10^7
Engineering notation
6.6936690 × 10^6
Prime Factorization
2 × 9 × 5 × 1049 × 709
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
66936690
Product of the distinct prime numbers
The prime factorization of 66936690 is 2 × 9 × 5 × 1049 × 709.
Since it has a total of 5 prime factors.
5 , 2 , 49 , 89 , 375 , 901 , 5323 , 6118 , 77594 , 78024 , 344504 , 480683 , 5214176 , 2915557 , 28606844 , 7281183 , 966374441 , 437499712 , 2641903623 , 2450902918
n×2
133873380
n×3
200810070
n×4
267746760
n×5
334683450
n÷2
33468345
n÷3
22312230
n÷3
16734172.5
n÷5
13387338
n2
4480520468156100
n3
2.9991120961562E+23
n4
2.0075063665566E+31
n5
1.3437583133122E+39
2 √n
8181.4845841082
3 √n
406.02684106724
4 √n
90.451559323807
5 √n
36.739466585539
1 , 2 , 5 , 9 , 10 , 18 , 45 , 90 , 709 , 1049 , 1418 , 2098 , 3545 , 5245 , 6381 , 7090 , 9441 , 10490 , 12762 , 18882 , 31905 , 47205 , 63810 , 94410 , 743741 , 1487482 , 3718705 , 6693669 , 7437410 , 13387338 , 33468345 , 66936690
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66936689
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66936690 can be divided by 32 positive divisors.
The sum of these divisors (counting 66936690) is 1, the average is 0.03125.
Base
System
Value
2
Binary
11111111010101111101110010
3
Ternary
11122221201212200
4
Quaternary
3333111331302
5
Quinary
114113433230
6
Senary
10350404030
8
Octal
377257562
10
Decimal
66936690
12
Duodecimal
1a500616
16
Hexadecimal
3fd5f72
20
Vigesimal
10i71ea
36
Base36
13uooi
md5
390ec61b50c19e4f5f4d119785e63cc4
sha1
7ef00cd709ef1485daeee783b17aa86e51c6e316
sha256
9e3cbca432ddc41a5bf7ce98296609fb08fcb6c88d2b231380aeb7dd21440fab
sha512
6d1946197d6394a3e97802c995e709fac18434e3af9971f64e3a3e66773861e92b88c6b27b8c04a795a1ee21edc5230152665a12495481164e3af3a149f1edff
ripemd-160
436c15ddb7da00181480eae07f9466e790dcb134
Diameter
133873380
Circumference
420575627.11923
Area
1.4075970187018E+16
Volume
1.2562651371435E+24
Surface area
5.6303880748072E+16
Circumference
420575627.11923
Perimeter
267746760
Area
4480520468156100
Diagonal
94662774.818364
Surface area
26883122808936600
Volume
2.9991120961562E+23
Space diagonal
115937747.97049
Perimeter
200810070
Area
1.9401222737997E+15
Altitude
57968873.985244
Surface area
1.9401222737997E+15
Volume
3.5344875012177E+22
Height
31554258.272788