66871242 is an even 8-digits composite number following 66871241
and preceding 66871243 . In scientific notation, it is written as 6.6871242 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 22290408 positive integers (up to 66871242) that are relatively prime to 66871242.
66871242 has 8 divisors, whose sum is 111452100
The reverse of 66871242 is 24217866
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 36
Digital Root 9
Name
sixty-six million eight hundred seventy-one thousand two hundred forty-two
Scientific notation
6.6871242 × 10^7
Engineering notation
6.6871242 × 10^6
Prime Factorization
2 × 9 × 3715069
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66871242
Product of the distinct prime numbers
The prime factorization of 66871242 is 2 × 9 × 3715069.
Since it has a total of 3 prime factors.
7 , 1 , 29 , 89 , 745 , 357 , 2317 , 3284 , 25416 , 61759 , 30575 , 4622 , 6809351 , 572801 , 26804381 , 89377886 , 121016635 , 912395932 , 1664006904 , 5530408233
n×2
133742484
n×3
200613726
n×4
267484968
n×5
334356210
n÷2
33435621
n÷3
22290414
n÷3
16717810.5
n÷5
13374248.4
n2
4471763006622564
n3
2.9903234618251E+23
n4
1.9996664387398E+31
n5
1.3372017834425E+39
2 √n
8177.4838428455
3 √n
405.89446568248
4 √n
90.429441239264
5 √n
36.732279299822
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66871241
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66871242 can be divided by 8 positive divisors.
The sum of these divisors (counting 66871242) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111111000101111111001010
3
Ternary
11122211102002200
4
Quaternary
3333011333022
5
Quinary
114104334432
6
Senary
10345141030
8
Octal
377057712
10
Decimal
66871242
12
Duodecimal
1a48a776
16
Hexadecimal
3fc5fca
20
Vigesimal
10hii22
36
Base36
13ta6i
md5
361f3a49513c5afc6db1966271d425e2
sha1
d76173cfd75cab15d744f7797067daf0494c1fa4
sha256
178c7fb224c56af96b4c9249bcd8f4ab73c21860cd70d5aef4de9d0fc642eed6
sha512
a45be53478b324ffc765abdfd4d3b1ba12cac0902b9eea125e7f81690509d9943727ab83068e933f27a92191d45a79bce2c66733fde66651f46a16618f591654
ripemd-160
8c3920c21e45a75870c96fd57ec6b9c36a5ec0e4
Diameter
133742484
Circumference
420164405.20725
Area
1.40484578102E+16
Volume
1.2525837626036E+24
Surface area
5.61938312408E+16
Circumference
420164405.20725
Perimeter
267484968
Area
4471763006622564
Diagonal
94570217.369133
Surface area
26830578039735384
Volume
2.9903234618251E+23
Space diagonal
115824388.70923
Perimeter
200613726
Area
1.9363301817193E+15
Altitude
57912194.354617
Surface area
1.9363301817193E+15
Volume
3.5241299963295E+22
Height
31523405.789711