68381569 is an odd 8-digits composite number following 68381568
and preceding 68381570 . In scientific notation, it is written as 6.8381569 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 66926596 positive integers (up to 68381569) that are relatively prime to 68381569.
68381569 has 4 divisors, whose sum is 69836544
The reverse of 68381569 is 96518386
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
sixty-eight million three hundred eighty-one thousand five hundred sixty-nine
Scientific notation
6.8381569 × 10^7
Engineering notation
6.8381569 × 10^6
Prime Factorization
47 × 1454927
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68381569
Product of the distinct prime numbers
The prime factorization of 68381569 is 47 × 1454927.
Since it has a total of 2 prime factors.
2 , 1 , 58 , 52 , 442 , 933 , 7330 , 9439 , 71154 , 9912 , 271471 , 745340 , 2601026 , 6104123 , 3776710 , 23177193 , 928126148 , 326004750 , 9302582897 , 866324565
n×2
136763138
n×3
205144707
n×4
273526276
n×5
341907845
n÷2
34190784.5
n÷3
22793856.333333
n÷3
17095392.25
n÷5
13676313.8
n2
4676038978901761
n3
3.1975488208246E+23
n4
2.1865340532209E+31
n5
1.4951862923117E+39
2 √n
8269.3149051176
3 √n
408.92753422295
4 √n
90.935773516904
5 √n
36.896724399448
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
-68381568
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 68381569 can be divided by 4 positive divisors.
The sum of these divisors (counting 68381569) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000100110110101110000001
3
Ternary
11202200010212201
4
Quaternary
10010312232001
5
Quinary
120001202234
6
Senary
10441353201
8
Octal
404665601
10
Decimal
68381569
12
Duodecimal
1aa98801
16
Hexadecimal
4136b81
20
Vigesimal
1177di9
36
Base36
14pnk1
md5
f642b9daeeaa7352adae5b1ea319a629
sha1
22e92d7f87d9b6b8c828809ff69e7e851b808125
sha256
8d62da8f0468d48831962bba985c3a43e567217460f0813aced18ad0aade17d2
sha512
b1da3dbda1e50b4aad5aee906946cc396dee1c72e180588fce52ba6e616ec53fdc3c9c9feed6f119fd0e38e028a430f13ad47bf591baec61e8249adac071508e
ripemd-160
f750023f65079364087ea883f7375669832ba9e7
Diameter
136763138
Circumference
429654069.62269
Area
1.4690209704017E+16
Volume
1.3393861179996E+24
Surface area
5.8760838816069E+16
Circumference
429654069.62269
Perimeter
273526276
Area
4676038978901761
Diagonal
96706142.296152
Surface area
28056233873410566
Volume
3.1975488208246E+23
Space diagonal
118440351.80928
Perimeter
205144707
Area
2.0247842724076E+15
Altitude
59220175.904638
Surface area
2.0247842724076E+15
Volume
3.7683474239669E+22
Height
32235380.765384