66871712 is an even 8-digits composite number following 66871711
and preceding 66871713 . In scientific notation, it is written as 6.6871712 × 10^7.
The sum of its digits is 38. It has a total of 7 prime factors and 24 positive divisors.
There are 32356800 positive integers (up to 66871712) that are relatively prime to 66871712.
66871712 has 24 divisors, whose sum is 135902592
The reverse of 66871712 is 21717866
Previous prime number is 31
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
sixty-six million eight hundred seventy-one thousand seven hundred twelve
Scientific notation
6.6871712 × 10^7
Engineering notation
6.6871712 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 31 × 67411
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
4179482
Product of the distinct prime numbers
The prime factorization of 66871712 is 2 × 2 × 2 × 2 × 2 × 31 × 67411.
Since it has a total of 7 prime factors.
1 , 10 , 25 , 45 , 93 , 627 , 2665 , 4846 , 4444 , 8084 , 135505 , 4238 , 803624 , 784885 , 62768501 , 50890127 , 21417846 , 535814793 , 1975302777 , 5597520512
n×2
133743424
n×3
200615136
n×4
267486848
n×5
334358560
n÷2
33435856
n÷3
22290570.666667
n÷3
16717928
n÷5
13374342.4
n2
4471825865810944
n3
2.9903865141266E+23
n4
1.9997226574136E+31
n5
1.3372487762644E+39
2 √n
8177.512580241
3 √n
405.89541661418
4 √n
90.429600133148
5 √n
36.732330933745
1 , 2 , 4 , 8 , 16 , 31 , 32 , 62 , 124 , 248 , 496 , 992 , 67411 , 134822 , 269644 , 539288 , 1078576 , 2089741 , 2157152 , 4179482 , 8358964 , 16717928 , 33435856 , 66871712
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
-66871711
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 66871712 can be divided by 24 positive divisors.
The sum of these divisors (counting 66871712) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
11111111000110000110100000
3
Ternary
11122211102202002
4
Quaternary
3333012012200
5
Quinary
114104343322
6
Senary
10345143132
8
Octal
377060640
10
Decimal
66871712
12
Duodecimal
1a48aaa8
16
Hexadecimal
3fc61a0
20
Vigesimal
10hij5c
36
Base36
13tajk
md5
722673cd8bc17837c9127ab7f98ec18c
sha1
d19a50d56481b3036648b24354a1658275602a13
sha256
d02f53e98ad12e00f75d2790b904cea96bf00c8cd8a2e158be152a36f9f73449
sha512
0e72483435a4ebd30727ecdd7901709e7984a4650c8f8e02253a62a8e94791b11a47659142dce54e25032d9245334ad8f93025cfc52759db7b02144276b5088f
ripemd-160
adc55237c7ba165df5759a4f8bd28a856288cc68
Diameter
133743424
Circumference
420167358.30434
Area
1.4048655288164E+16
Volume
1.2526101738899E+24
Surface area
5.6194621152658E+16
Circumference
420167358.30434
Perimeter
267486848
Area
4471825865810944
Diagonal
94570882.049508
Surface area
26830955194865664
Volume
2.9903865141266E+23
Space diagonal
115825202.77311
Perimeter
200615136
Area
1.9363574005463E+15
Altitude
57912601.386557
Surface area
1.9363574005463E+15
Volume
3.5242043041795E+22
Height
31523627.349836