68664488 is an even 8-digits composite number following 68664487
and preceding 68664489 . In scientific notation, it is written as 6.8664488 × 10^7.
The sum of its digits is 50. It has a total of 4 prime factors and 8 positive divisors.
There are 34332240 positive integers (up to 68664488) that are relatively prime to 68664488.
68664488 has 8 divisors, whose sum is 128745930
The reverse of 68664488 is 88446686
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 50
Digital Root 5
Name
sixty-eight million six hundred sixty-four thousand four hundred eighty-eight
Scientific notation
6.8664488 × 10^7
Engineering notation
6.8664488 × 10^6
Prime Factorization
2 × 2 × 2 × 8583061
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
17166122
Product of the distinct prime numbers
The prime factorization of 68664488 is 2 × 2 × 2 × 8583061.
Since it has a total of 4 prime factors.
10 , 8 , 28 , 75 , 39 , 97 , 4612 , 8130 , 70232 , 52477 , 79697 , 688701 , 8760680 , 7975315 , 67578095 , 96273803 , 638705537 , 296343830 , 5539094577 , 9201990299
n×2
137328976
n×3
205993464
n×4
274657952
n×5
343322440
n÷2
34332244
n÷3
22888162.666667
n÷3
17166122
n÷5
13732897.6
n2
4714811912302144
n3
3.2374014597453E+23
n4
2.2229451368386E+31
n5
1.5263738967311E+39
2 √n
8286.4038038223
3 √n
409.49071804346
4 √n
91.029686387586
5 √n
36.927204985638
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
-68664487
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 68664488 can be divided by 8 positive divisors.
The sum of these divisors (counting 68664488) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000101111011110010101000
3
Ternary
11210012111222012
4
Quaternary
10011323302220
5
Quinary
120034230423
6
Senary
10451415052
8
Octal
405736250
10
Decimal
68664488
12
Duodecimal
1abb4488
16
Hexadecimal
417bca8
20
Vigesimal
1193148
36
Base36
14vpuw
md5
95c0bdd555a09fed810b12d447183354
sha1
cbe46341545a27fd0eaa8a31182fd08813db3754
sha256
4d958e14f3e545ef5cab7a7f13be42c09c18c9451ebe72efe88e1122c0649fe9
sha512
3d54c5c6c2fc03b89b47753eb976741062bc347b32bb04e93ec1feead7fd1c88d306a085c1d927510a397cd5d166b23c654a7ba9bca09ee12c1a8b15757ddd6c
ripemd-160
cd4c907a4172266ab3b2ed7a8683143b4303f74e
Diameter
137328976
Circumference
431431702.12661
Area
1.4812018466746E+16
Volume
1.3560795523542E+24
Surface area
5.9248073866984E+16
Circumference
431431702.12661
Perimeter
274657952
Area
4714811912302144
Diagonal
97106250.183005
Surface area
28288871473812864
Volume
3.2374014597453E+23
Space diagonal
118930381.8917
Perimeter
205993464
Area
2.0415734450596E+15
Altitude
59465190.945852
Surface area
2.0415734450596E+15
Volume
3.8153142093485E+22
Height
32368750.061002