66707872 is an even 8-digits composite number following 66707871
and preceding 66707873 . In scientific notation, it is written as 6.6707872 × 10^7.
The sum of its digits is 43. It has a total of 7 prime factors and 24 positive divisors.
There are 25989120 positive integers (up to 66707872) that are relatively prime to 66707872.
66707872 has 24 divisors, whose sum is 133041636
The reverse of 66707872 is 27870766
Previous prime number is 77
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
sixty-six million seven hundred seven thousand eight hundred seventy-two
Scientific notation
6.6707872 × 10^7
Engineering notation
6.6707872 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 77 × 27073
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
4169242
Product of the distinct prime numbers
The prime factorization of 66707872 is 2 × 2 × 2 × 2 × 2 × 77 × 27073.
Since it has a total of 7 prime factors.
1 , 7 , 77 , 72 , 523 , 96 , 1839 , 2734 , 60179 , 90178 , 392497 , 433367 , 6152540 , 8146047 , 92115994 , 34431120 , 39769986 , 813856661 , 6197191281 , 2708581438
n×2
133415744
n×3
200123616
n×4
266831488
n×5
333539360
n÷2
33353936
n÷3
22235957.333333
n÷3
16676968
n÷5
13341574.4
n2
4449940186768384
n3
2.968460403866E+23
n4
1.9801967665816E+31
n5
1.3209471243994E+39
2 √n
8167.4887205309
3 √n
405.56365555293
4 √n
90.374159584092
5 √n
36.71431395281
1 , 2 , 4 , 8 , 16 , 32 , 77 , 154 , 308 , 616 , 1232 , 2464 , 27073 , 54146 , 108292 , 216584 , 433168 , 866336 , 2084621 , 4169242 , 8338484 , 16676968 , 33353936 , 66707872
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66707871
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66707872 can be divided by 24 positive divisors.
The sum of these divisors (counting 66707872) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
11111110011110000110100000
3
Ternary
11122112002222221
4
Quaternary
3332132012200
5
Quinary
114034122442
6
Senary
10341440424
8
Octal
376360640
10
Decimal
66707872
12
Duodecimal
1a410114
16
Hexadecimal
3f9e1a0
20
Vigesimal
10gi9dc
36
Base36
13ps4g
md5
ad62aa5ba6234004d31d36cb887d6625
sha1
62ab492c9b6a4683da7f50ecfa74f5816f436e39
sha256
988c245757fb4e7e40f9b4b7af0a8c0a2bd8aa2b5563d58fce15284d7ce9a54c
sha512
8d9d85499039cb8fe9a8148abafc373de84ddb51e44049afc8435aa86bac980d2de5efa2fb183e47d9a0fc88642c3b1b9565ed531a597f3820dc489027141b23
ripemd-160
2abee2b387219aff051adbf1818cbf504bc82d53
Diameter
133415744
Circumference
419137921.22362
Area
1.3979899399666E+16
Volume
1.243425786301E+24
Surface area
5.5919597598662E+16
Circumference
419137921.22362
Perimeter
266831488
Area
4449940186768384
Diagonal
94339177.299448
Surface area
26699641120610304
Volume
2.968460403866E+23
Space diagonal
115541423.5688
Perimeter
200123616
Area
1.9268806235313E+15
Altitude
57770711.784401
Surface area
1.9268806235313E+15
Volume
3.498364135429E+22
Height
31446392.433149