68809743 is an odd 8-digits composite number following 68809742
and preceding 68809744 . In scientific notation, it is written as 6.8809743 × 10^7.
The sum of its digits is 45. It has a total of 5 prime factors and 20 positive divisors.
There are 45505152 positive integers (up to 68809743) that are relatively prime to 68809743.
68809743 has 20 divisors, whose sum is 103614720
The reverse of 68809743 is 34790886
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
sixty-eight million eight hundred nine thousand seven hundred forty-three
Scientific notation
6.8809743 × 10^7
Engineering notation
6.8809743 × 10^6
Prime Factorization
9 × 3 × 3 × 127 × 6689
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
22936581
Product of the distinct prime numbers
The prime factorization of 68809743 is 9 × 3 × 3 × 127 × 6689.
Since it has a total of 5 prime factors.
4 , 7 , 67 , 47 , 206 , 806 , 3007 , 4156 , 64761 , 60673 , 304917 , 540619 , 2392898 , 9173149 , 27960330 , 38086630 , 726096394 , 664377134 , 9159405663 , 2476605406
n×2
137619486
n×3
206429229
n×4
275238972
n×5
344048715
n÷2
34404871.5
n÷3
22936581
n÷3
17202435.75
n÷5
13761948.6
n2
4734780731726049
n3
3.2579904531142E+23
n4
2.2418148577524E+31
n5
1.5425870421553E+39
2 √n
8295.1638320168
3 √n
409.77926448548
4 √n
91.077790004023
5 √n
36.942815174593
1 , 3 , 9 , 27 , 81 , 127 , 381 , 1143 , 3429 , 6689 , 10287 , 20067 , 60201 , 180603 , 541809 , 849503 , 2548509 , 7645527 , 22936581 , 68809743
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68809742
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68809743 can be divided by 20 positive divisors.
The sum of these divisors (counting 68809743) is 1, the average is 0.05.
Base
System
Value
2
Binary
100000110011111010000001111
3
Ternary
11210110220020000
4
Quaternary
10012133100033
5
Quinary
120103402433
6
Senary
10454455343
8
Octal
406372017
10
Decimal
68809743
12
Duodecimal
1b064553
16
Hexadecimal
419f40f
20
Vigesimal
11a1473
36
Base36
14ytxr
md5
c678190ecacf6874dea7ce628570084e
sha1
a1614bfc02a75a84b7fa4edcb96992f7cd2fbfb9
sha256
a473c95d14e47c3b16565314a25f50f68db5413291cacff2c2b28257e8869479
sha512
44fe78ecc8a321ee65140ddd5daaefa4be48611b1367045e9626ff469ef0c4f0fc728d71db33d40a60762d0f40ad342b2f107e7e498944c7e559b3497aa81c80
ripemd-160
d1f43b7c12cd948402783fa7af370c7285c5fe2a
Diameter
137619486
Circumference
432344366.2084
Area
1.4874752363149E+16
Volume
1.3647038497292E+24
Surface area
5.9499009452596E+16
Circumference
432344366.2084
Perimeter
275238972
Area
4734780731726049
Diagonal
97311671.774007
Surface area
28408684390356294
Volume
3.2579904531142E+23
Space diagonal
119181970.93176
Perimeter
206429229
Area
2.0502201975119E+15
Altitude
59590985.465878
Surface area
2.0502201975119E+15
Volume
3.8395785707302E+22
Height
32437223.924669