69843985 is an odd 8-digits composite number following 69843984
and preceding 69843986 . In scientific notation, it is written as 6.9843985 × 10^7.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 53445744 positive integers (up to 69843985) that are relatively prime to 69843985.
69843985 has 8 divisors, whose sum is 87456960
The reverse of 69843985 is 58934896
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
sixty-nine million eight hundred forty-three thousand nine hundred eighty-five
Scientific notation
6.9843985 × 10^7
Engineering notation
6.9843985 × 10^6
Prime Factorization
5 × 23 × 607339
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
69843985
Product of the distinct prime numbers
The prime factorization of 69843985 is 5 × 23 × 607339.
Since it has a total of 3 prime factors.
5 , 7 , 47 , 21 , 119 , 819 , 2723 , 2893 , 7898 , 55764 , 429293 , 180426 , 278420 , 8838323 , 87078989 , 22884222 , 592989572 , 947474277 , 3256810267 , 8679916530
n×2
139687970
n×3
209531955
n×4
279375940
n×5
349219925
n÷2
34921992.5
n÷3
23281328.333333
n÷3
17460996.25
n÷5
13968797
n2
4878182240680225
n3
3.4071168724534E+23
n4
2.3796661973288E+31
n5
1.6620537019124E+39
2 √n
8357.271384848
3 √n
411.82212016735
4 √n
91.418113002009
5 √n
37.053206950771
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
-69843984
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 69843985 can be divided by 8 positive divisors.
The sum of these divisors (counting 69843985) is 1, the average is 0.125.
Base
System
Value
2
Binary
100001010011011110000010001
3
Ternary
11212102102221021
4
Quaternary
10022123300101
5
Quinary
120340001420
6
Senary
10532555441
8
Octal
412336021
10
Decimal
69843985
12
Duodecimal
1b482b81
16
Hexadecimal
429bc11
20
Vigesimal
11ga9j5
36
Base36
15kzyp
md5
60f50c4906369a2ed0e182d0ce0dee47
sha1
89274523038ad1c4b2d000e0eb71436a44dae9db
sha256
fef1f86326986749f420c8426ebf13f3c9926d6603c7ccfa194a787abfd26451
sha512
7e832367826cb13731d07bc2ed19162d9806bb5fff43012f4d564ec68ac9a9db24cecb21a50fd535794fee76d11af94f06f79a0a577c696d5af564a8ab4f8558
ripemd-160
05dfedd0f859bdff3d27e012c65aa84236a89b5b
Diameter
139687970
Circumference
438842700.34687
Area
1.5325261490193E+16
Volume
1.4271697781895E+24
Surface area
6.1301045960773E+16
Circumference
438842700.34687
Perimeter
279375940
Area
4878182240680225
Diagonal
98774310.837183
Surface area
29269093444081350
Volume
3.4071168724534E+23
Space diagonal
120973330.62308
Perimeter
209531955
Area
2.1123148723596E+15
Altitude
60486665.311539
Surface area
2.1123148723596E+15
Volume
4.0153257413448E+22
Height
32924770.279061