68169969 is an odd 8-digits composite number following 68169968
and preceding 68169970 . In scientific notation, it is written as 6.8169969 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 38458368 positive integers (up to 68169969) that are relatively prime to 68169969.
68169969 has 8 divisors, whose sum is 70133760
The reverse of 68169969 is 96996186
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
sixty-eight million one hundred sixty-nine thousand nine hundred sixty-nine
Scientific notation
6.8169969 × 10^7
Engineering notation
6.8169969 × 10^6
Prime Factorization
63 × 79 × 13697
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68169969
Product of the distinct prime numbers
The prime factorization of 68169969 is 63 × 79 × 13697.
Since it has a total of 3 prime factors.
8 , 8 , 28 , 65 , 429 , 288 , 5533 , 6937 , 14372 , 38947 , 818759 , 825140 , 8516977 , 3434703 , 70744387 , 48825729 , 509128509 , 88757678 , 5844308924 , 9545651287
n×2
136339938
n×3
204509907
n×4
272679876
n×5
340849845
n÷2
34084984.5
n÷3
22723323
n÷3
17042492.25
n÷5
13633993.8
n2
4647144673460961
n3
3.1679570832835E+23
n4
2.1595953616077E+31
n5
1.4721954885334E+39
2 √n
8256.5107036811
3 √n
408.50530313965
4 √n
90.865343798838
5 √n
36.873861430367
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
-68169968
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 68169969 can be divided by 8 positive divisors.
The sum of these divisors (counting 68169969) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000100000011000011110001
3
Ternary
11202021101121200
4
Quaternary
10010003003301
5
Quinary
114422414334
6
Senary
10433041413
8
Octal
404030361
10
Decimal
68169969
12
Duodecimal
1a9b6269
16
Hexadecimal
41030f1
20
Vigesimal
11614i9
36
Base36
14l4a9
md5
f014dd526a1a502c9f9113dda2099991
sha1
4a580becea69652d72c1463f0981f3c76b76676b
sha256
e16786ae98767becf7e86f367dab7054ebb520ba96b9d3ba7d670500e9b76f27
sha512
fa6a67cfc9338105f5b7db5b8f296e81516d0e496ab5f89d523e7236b2c3a70222ed87a888dbb5db9993b941353c1e4e33d18bd815495d456299ac7d7e833e3a
ripemd-160
5c712b140475b4f43033b035aeadf79bd64668f0
Diameter
136339938
Circumference
428324547.61169
Area
1.4599435566314E+16
Volume
1.3269907599642E+24
Surface area
5.8397742265256E+16
Circumference
428324547.61169
Perimeter
272679876
Area
4647144673460961
Diagonal
96406894.706353
Surface area
27882868040765766
Volume
3.1679570832835E+23
Space diagonal
118073849.8584
Perimeter
204509907
Area
2.0122726711394E+15
Altitude
59036924.929198
Surface area
2.0122726711394E+15
Volume
3.7334732268295E+22
Height
32135631.568784