68809321 is an odd 8-digits composite number following 68809320
and preceding 68809322 . In scientific notation, it is written as 6.8809321 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 58848720 positive integers (up to 68809321) that are relatively prime to 68809321.
68809321 has 8 divisors, whose sum is 78813504
The reverse of 68809321 is 12390886
Previous prime number is 461
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
sixty-eight million eight hundred nine thousand three hundred twenty-one
Scientific notation
6.8809321 × 10^7
Engineering notation
6.8809321 × 10^6
Prime Factorization
7 × 461 × 21323
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68809321
Product of the distinct prime numbers
The prime factorization of 68809321 is 7 × 461 × 21323.
Since it has a total of 3 prime factors.
5 , 7 , 19 , 17 , 68 , 467 , 2908 , 1631 , 33355 , 68215 , 373418 , 609059 , 131451 , 4949061 , 99252089 , 76464416 , 139905508 , 272473366 , 2472460242 , 6713687414
n×2
137618642
n×3
206427963
n×4
275237284
n×5
344046605
n÷2
34404660.5
n÷3
22936440.333333
n÷3
17202330.25
n÷5
13761864.2
n2
4734722656481041
n3
3.2579305111578E+23
n4
2.2417598633795E+31
n5
1.542539740442E+39
2 √n
8295.13839547
3 √n
409.77842677852
4 √n
91.07765036204
5 √n
36.942769861515
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
-68809320
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 68809321 can be divided by 8 positive divisors.
The sum of these divisors (counting 68809321) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000110011111001001101001
3
Ternary
11210110212122101
4
Quaternary
10012133021221
5
Quinary
120103344241
6
Senary
10454453401
8
Octal
406371151
10
Decimal
68809321
12
Duodecimal
1b064261
16
Hexadecimal
419f269
20
Vigesimal
11a1361
36
Base36
14ytm1
md5
fff9c9c1854d0070805422a4074e480c
sha1
075bb6b240553d0eb286ad462c8bdfb56cc134da
sha256
87d24891f309947caecc9bc6755f1cafe7cde1c5ace06140f90a71ea433dc518
sha512
e18b9d9ace9f56d8b74e92eb17a0b5e9827f146e076dc7d93a3b07c17f9e13fcdc1e40e1eadac41b4b9283ea6c24e359216d82143f3c904b28e076fca032138e
ripemd-160
0653d35b4b5bf6eb06180d737bdf554e480e11ed
Diameter
137618642
Circumference
432341714.7042
Area
1.4874569914386E+16
Volume
1.3646787413012E+24
Surface area
5.9498279657544E+16
Circumference
432341714.7042
Perimeter
275237284
Area
4734722656481041
Diagonal
97311074.975884
Surface area
28408335938886246
Volume
3.2579305111578E+23
Space diagonal
119181240.00632
Perimeter
206427963
Area
2.0501950501932E+15
Altitude
59590620.003158
Surface area
2.0501950501932E+15
Volume
3.839507928457E+22
Height
32437024.991961