66188907 is an odd 8-digits composite number following 66188906
and preceding 66188908 . In scientific notation, it is written as 6.6188907 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 6 positive divisors.
There are 44125884 positive integers (up to 66188907) that are relatively prime to 66188907.
66188907 has 6 divisors, whose sum is 74360468
The reverse of 66188907 is 70988166
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
sixty-six million one hundred eighty-eight thousand nine hundred seven
Scientific notation
6.6188907 × 10^7
Engineering notation
6.6188907 × 10^6
Prime Factorization
9 × 9 × 817147
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
7354323
Product of the distinct prime numbers
The prime factorization of 66188907 is 9 × 9 × 817147.
Since it has a total of 3 prime factors.
10 , 9 , 11 , 84 , 299 , 413 , 7106 , 9927 , 69506 , 3843 , 562403 , 218515 , 684310 , 9237651 , 41802175 , 46658310 , 45648428 , 25325949 , 1878664461 , 1995419309
n×2
132377814
n×3
198566721
n×4
264755628
n×5
330944535
n÷2
33094453.5
n÷3
22062969
n÷3
16547226.75
n÷5
13237781.4
n2
4380971409854649
n3
2.8997170921653E+23
n4
1.9192910493964E+31
n5
1.2703577677443E+39
2 √n
8135.6565192982
3 √n
404.50919970133
4 √n
90.19787425044
5 √n
36.657010329049
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66188906
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66188907 can be divided by 6 positive divisors.
The sum of these divisors (counting 66188907) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
11111100011111011001101011
3
Ternary
11121112202010000
4
Quaternary
3330133121223
5
Quinary
113421021112
6
Senary
10322354043
8
Octal
374373153
10
Decimal
66188907
12
Duodecimal
1a1bb923
16
Hexadecimal
3f1f66b
20
Vigesimal
10ddc57
36
Base36
13enor
md5
697744ba5227e8c293f91a17529dce39
sha1
b09c9bdb447fe7cb654b6c8bfb14276ab6218a60
sha256
888c85f0d3cab7a4aafb0f85505f8903650ba495752e725cebda5ff412188447
sha512
08d81ef780e5e5bcd7ec7ed7f62b6b46d365c627f2523a51c18205bdfe0e8c88ae23e3113521705ad98966d78f46a2193dcc5718c02e73d09168859040d8a968
ripemd-160
89a7fc46fb16a7fd3cd3b5c1e3d3738c90747fd8
Diameter
132377814
Circumference
415877167.96068
Area
1.3763227596786E+16
Volume
1.2146306552314E+24
Surface area
5.5052910387145E+16
Circumference
415877167.96068
Perimeter
264755628
Area
4380971409854649
Diagonal
93605249.958051
Surface area
26285828459127894
Volume
2.8997170921653E+23
Space diagonal
114642549.82145
Perimeter
198566721
Area
1.8970162670937E+15
Altitude
57321274.910726
Surface area
1.8970162670937E+15
Volume
3.4173493656543E+22
Height
31201749.986017