66906907 is an odd 8-digits composite number following 66906906
and preceding 66906908 . In scientific notation, it is written as 6.6906907 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 66155056 positive integers (up to 66906907) that are relatively prime to 66906907.
66906907 has 4 divisors, whose sum is 67658760
The reverse of 66906907 is 70960966
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
sixty-six million nine hundred six thousand nine hundred seven
Scientific notation
6.6906907 × 10^7
Engineering notation
6.6906907 × 10^6
Prime Factorization
89 × 751763
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66906907
Product of the distinct prime numbers
The prime factorization of 66906907 is 89 × 751763.
Since it has a total of 2 prime factors.
6 , 5 , 100 , 94 , 298 , 567 , 8817 , 5131 , 75 , 68135 , 403160 , 400462 , 9992944 , 8931622 , 90156563 , 59248572 , 696232895 , 583559192 , 3441229889 , 4806913953
n×2
133813814
n×3
200720721
n×4
267627628
n×5
334534535
n÷2
33453453.5
n÷3
22302302.333333
n÷3
16726726.75
n÷5
13381381.4
n2
4476534204306649
n3
2.9951105768986E+23
n4
2.0039358482327E+31
n5
1.3407714943167E+39
2 √n
8179.6642351627
3 √n
405.96661255694
4 √n
90.441496201482
5 √n
36.736196611091
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66906906
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66906907 can be divided by 4 positive divisors.
The sum of these divisors (counting 66906907) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111111001110101100011011
3
Ternary
11122220020000121
4
Quaternary
3333032230123
5
Quinary
114112010112
6
Senary
10350014111
8
Octal
377165433
10
Decimal
66906907
12
Duodecimal
1a4a7337
16
Hexadecimal
3fceb1b
20
Vigesimal
10i3757
36
Base36
13u1p7
md5
b7992fc871bca1fa9cad5e19fe0d4312
sha1
91dd655c3ac5ce827d3e0a29d63202bfb8945d7c
sha256
978d79287019eea9ec21c667171e92a1259178efd8aff56b9f34615c7817a8e5
sha512
160859b1e8a8948b4a6c8bec14239821159bdeb1af67122d9a1acbc67ebb3a07178c976e99f53d26343c976faf57a5411f4ab6843f85eddbc065cc438adb2754
ripemd-160
0228d64bc1e6b3547128b7c1cfdb88816be7a7fd
Diameter
133813814
Circumference
420388495.01123
Area
1.4063446969793E+16
Volume
1.2545889846765E+24
Surface area
5.6253787879173E+16
Circumference
420388495.01123
Perimeter
267627628
Area
4476534204306649
Diagonal
94620655.295835
Surface area
26859205225839894
Volume
2.9951105768986E+23
Space diagonal
115886162.30129
Perimeter
200720721
Area
1.9383961709198E+15
Altitude
57943081.150643
Surface area
1.9383961709198E+15
Volume
3.5297716655476E+22
Height
31540218.431945