68697813 is an odd 8-digits composite number following 68697812
and preceding 68697814 . In scientific notation, it is written as 6.8697813 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 45726464 positive integers (up to 68697813) that are relatively prime to 68697813.
68697813 has 8 divisors, whose sum is 91741248
The reverse of 68697813 is 31879686
Previous prime number is 647
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
sixty-eight million six hundred ninety-seven thousand eight hundred thirteen
Scientific notation
6.8697813 × 10^7
Engineering notation
6.8697813 × 10^6
Prime Factorization
3 × 647 × 35393
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68697813
Product of the distinct prime numbers
The prime factorization of 68697813 is 3 × 647 × 35393.
Since it has a total of 3 prime factors.
1 , 10 , 57 , 52 , 556 , 598 , 1675 , 2284 , 20560 , 95427 , 204578 , 434865 , 921385 , 4593258 , 90589816 , 52202776 , 250457221 , 927775669 , 1763753599 , 9228038612
n×2
137395626
n×3
206093439
n×4
274791252
n×5
343489065
n÷2
34348906.5
n÷3
22899271
n÷3
17174453.25
n÷5
13739562.6
n2
4719389510982969
n3
3.2421173809967E+23
n4
2.2272637356376E+31
n5
1.5300814761251E+39
2 √n
8288.4143839458
3 √n
409.55695349994
4 √n
91.040729258645
5 √n
36.930788672963
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
-68697812
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 68697813 can be divided by 8 positive divisors.
The sum of these divisors (counting 68697813) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000110000011111011010101
3
Ternary
11210021012200110
4
Quaternary
10012003323111
5
Quinary
120041312223
6
Senary
10452233233
8
Octal
406037325
10
Decimal
68697813
12
Duodecimal
1b00b819
16
Hexadecimal
4183ed5
20
Vigesimal
11974ad
36
Base36
14wfkl
md5
93320b7ba4490717453a8d7f6249b35d
sha1
acfca9438992749c1b78b82a9159c9105fbfbb3f
sha256
34392d497f8a25de081334110e98e0cf6b2694551a37ebe6738bc7b8188184e7
sha512
e187b61c591b085214b76547e33123f6f3fef4fe1cee7a814293ae059191a0bcb2d811c4c8136daf51df4f3549ea738fdfa074087f68a8813856e391a2efc626
ripemd-160
f78abe9e9277e31cbbc087c1ef247bc195a617ad
Diameter
137395626
Circumference
431641089.27697
Area
1.4826399417133E+16
Volume
1.3580549528287E+24
Surface area
5.9305597668531E+16
Circumference
431641089.27697
Perimeter
274791252
Area
4719389510982969
Diagonal
97153378.849971
Surface area
28316337065897814
Volume
3.2421173809967E+23
Space diagonal
118988102.48487
Perimeter
206093439
Area
2.0435556034325E+15
Altitude
59494051.242433
Surface area
2.0435556034325E+15
Volume
3.8208719758426E+22
Height
32384459.616657