68664810 is an even 8-digits composite number following 68664809
and preceding 68664811 . In scientific notation, it is written as 6.8664810 × 10^7.
The sum of its digits is 39. It has a total of 5 prime factors and 32 positive divisors.
There are 18052160 positive integers (up to 68664810) that are relatively prime to 68664810.
68664810 has 32 divisors, whose sum is 167121792
The reverse of 68664810 is 01846686
Previous prime number is 71
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
sixty-eight million six hundred sixty-four thousand eight hundred ten
Scientific notation
6.8664810 × 10^7
Engineering notation
6.8664810 × 10^6
Prime Factorization
2 × 3 × 5 × 71 × 32237
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
68664810
Product of the distinct prime numbers
The prime factorization of 68664810 is 2 × 3 × 5 × 71 × 32237.
Since it has a total of 5 prime factors.
3 , 3 , 26 , 65 , 680 , 53 , 2405 , 5440 , 88107 , 82810 , 652285 , 447578 , 7862009 , 3062198 , 82472783 , 91005216 , 93667092 , 914318017 , 8152071711 , 785174732
n×2
137329620
n×3
205994430
n×4
274659240
n×5
343324050
n÷2
34332405
n÷3
22888270
n÷3
17166202.5
n÷5
13732962
n2
4714856132336100
n3
3.2374470050419E+23
n4
2.2229868348627E+31
n5
1.5264096864835E+39
2 √n
8286.4232332171
3 √n
409.49135814049
4 √n
91.029793107625
5 √n
36.927239619371
1 , 2 , 3 , 5 , 6 , 10 , 15 , 30 , 71 , 142 , 213 , 355 , 426 , 710 , 1065 , 2130 , 32237 , 64474 , 96711 , 161185 , 193422 , 322370 , 483555 , 967110 , 2288827 , 4577654 , 6866481 , 11444135 , 13732962 , 22888270 , 34332405 , 68664810
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68664809
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68664810 can be divided by 32 positive divisors.
The sum of these divisors (counting 68664810) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100000101111011110111101010
3
Ternary
11210012112102010
4
Quaternary
10011323313222
5
Quinary
120034233220
6
Senary
10451420350
8
Octal
405736752
10
Decimal
68664810
12
Duodecimal
1abb46b6
16
Hexadecimal
417bdea
20
Vigesimal
119320a
36
Base36
14vq3u
md5
ce5e6696c6b5f3e7d543c8042f2b45b2
sha1
73a24a0c84bbb920dc17faf0a2abfd056a605507
sha256
aa47bc9bceb821ce99d4e06296be9c72e4a5caa2d417a39caeeeb5c4b6faa0b1
sha512
0aabf5790ee54c8b414beb0676858630cb2368031f116d38ba5baec69f5e1a54d419694e406c41f92c3c6eaca4759da9484574837557d561b34adfed3b625250
ripemd-160
7b91e88cd71b6af75edceda49daba77f863f0931
Diameter
137329620
Circumference
431433725.31228
Area
1.481215738808E+16
Volume
1.3560986303235E+24
Surface area
5.924862955232E+16
Circumference
431433725.31228
Perimeter
274659240
Area
4714856132336100
Diagonal
97106705.559772
Surface area
28289136794016600
Volume
3.2374470050419E+23
Space diagonal
118930939.61206
Perimeter
205994430
Area
2.041592592896E+15
Altitude
59465469.806032
Surface area
2.041592592896E+15
Volume
3.8153678849954E+22
Height
32368901.853257