68468665 is an odd 8-digits composite number following 68468664
and preceding 68468666 . In scientific notation, it is written as 6.8468665 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 54774928 positive integers (up to 68468665) that are relatively prime to 68468665.
68468665 has 4 divisors, whose sum is 82162404
The reverse of 68468665 is 56686486
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
sixty-eight million four hundred sixty-eight thousand six hundred sixty-five
Scientific notation
6.8468665 × 10^7
Engineering notation
6.8468665 × 10^6
Prime Factorization
5 × 13693733
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68468665
Product of the distinct prime numbers
The prime factorization of 68468665 is 5 × 13693733.
Since it has a total of 2 prime factors.
9 , 5 , 93 , 28 , 99 , 666 , 6800 , 9292 , 13633 , 8716 , 645726 , 383690 , 9644115 , 7443832 , 73914702 , 93850673 , 134718995 , 375746650 , 2957999714 , 3618705511
n×2
136937330
n×3
205405995
n×4
273874660
n×5
342343325
n÷2
34234332.5
n÷3
22822888.333333
n÷3
17117166.25
n÷5
13693733
n2
4687958086882225
n3
3.2097823178478E+23
n4
2.1976951024364E+31
n5
1.5047324974086E+39
2 √n
8274.5794455066
3 √n
409.10107436768
4 √n
90.964715387377
5 √n
36.906118513074
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68468664
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68468665 can be divided by 4 positive divisors.
The sum of these divisors (counting 68468665) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000101001011111110111001
3
Ternary
11202211120100111
4
Quaternary
10011023332321
5
Quinary
120011444130
6
Senary
10443304321
8
Octal
405137671
10
Decimal
68468665
12
Duodecimal
1ab1b0a1
16
Hexadecimal
414bfb9
20
Vigesimal
117ibd5
36
Base36
14rird
md5
2d48a4197e584873fc7e76952cd05744
sha1
4c39c9cce2cfa3988b9cdcad3d7fc911ce4b7084
sha256
bc52b208441d04238e98d5b45e8c12e983bb195d96605d7916b22665abbd07de
sha512
76fa2835109283c0f55ad7097ec780be76fd7a6459c7f83185d731dae92345ab710e6cbf278707cdd80e8a1c4fd8ded4cecff99f648d22ca8105c5fd7976c3eb
ripemd-160
e1afc4014652ec720aa9925e135cb954c260b343
Diameter
136937330
Circumference
430201309.9302
Area
1.4727654686086E+16
Volume
1.3445104732497E+24
Surface area
5.8910618744344E+16
Circumference
430201309.9302
Perimeter
273874660
Area
4687958086882225
Diagonal
96829314.64058
Surface area
28127748521293350
Volume
3.2097823178478E+23
Space diagonal
118591206.50641
Perimeter
205405995
Area
2.0299453975584E+15
Altitude
59295603.253206
Surface area
2.0299453975584E+15
Volume
3.7827647384714E+22
Height
32276438.213527