66747892 is an even 8-digits composite number following 66747891
and preceding 66747893 . In scientific notation, it is written as 6.6747892 × 10^7.
The sum of its digits is 49. It has a total of 4 prime factors and 12 positive divisors.
There are 33200640 positive integers (up to 66747892) that are relatively prime to 66747892.
66747892 has 12 divisors, whose sum is 117415396
The reverse of 66747892 is 29874766
Previous prime number is 193
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 eight hundred ninety-two
Scientific notation
6.6747892 × 10^7
Engineering notation
6.6747892 × 10^6
Prime Factorization
2 × 2 × 193 × 86461
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
33373946
Product of the distinct prime numbers
The prime factorization of 66747892 is 2 × 2 × 193 × 86461.
Since it has a total of 4 prime factors.
9 , 7 , 22 , 23 , 138 , 27 , 426 , 4320 , 15850 , 33990 , 743057 , 788327 , 6171084 , 9572282 , 29214249 , 34228800 , 923222671 , 366660291 , 2985271302 , 7280903631
n×2
133495784
n×3
200243676
n×4
266991568
n×5
333739460
n÷2
33373946
n÷3
22249297.333333
n÷3
16686973
n÷5
13349578.4
n2
4455281086443664
n3
2.9738062078758E+23
n4
1.9849529559223E+31
n5
1.3249142552698E+39
2 √n
8169.9383106606
3 √n
405.64474249885
4 √n
90.38771105997
5 √n
36.718718093836
1 , 2 , 4 , 193 , 386 , 772 , 86461 , 172922 , 345844 , 16686973 , 33373946 , 66747892
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66747891
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66747892 can be divided by 12 positive divisors.
The sum of these divisors (counting 66747892) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
11111110100111110111110100
3
Ternary
11122121010220011
4
Quaternary
3332213313310
5
Quinary
114041413032
6
Senary
10342350004
8
Octal
376476764
10
Decimal
66747892
12
Duodecimal
1a42b304
16
Hexadecimal
3fa7df4
20
Vigesimal
10h39ec
36
Base36
13qn04
md5
64be8a393cdeef5a541bf1e4a05f1c8d
sha1
ba96a09ce31de97852d60ca543ca25825f73daba
sha256
39dda634c600e3e20e91ae2895a453189dfb202851eafaf4c89162c71f0eea54
sha512
4d36d80bf6901a6cab79b8802a71e4254cf18d8df529d6d9071510e8b9cdb421e8e8004abd8f48286f6bc50bef70f9b405f3a5d921103d31d6b07959b7a6cd65
ripemd-160
b2b39c0d704a1fcbc633f597f4bb6d77b5b5e5a7
Diameter
133495784
Circumference
419389374.29961
Area
1.3996678330849E+16
Volume
1.2456650314483E+24
Surface area
5.5986713323396E+16
Circumference
419389374.29961
Perimeter
266991568
Area
4455281086443664
Diagonal
94395774.126215
Surface area
26731686518661984
Volume
2.9738062078758E+23
Space diagonal
115610740.24212
Perimeter
200243676
Area
1.9291933009303E+15
Altitude
57805370.12106
Surface area
1.9291933009303E+15
Volume
3.5046642258728E+22
Height
31465258.042072