68156789 is an odd 8-digits prime number following 68156788
and preceding 68156790 . In scientific notation, it is written as 6.8156789 × 10^7.
The sum of its digits is 50. It has a total of 1 prime factors and 2 positive divisors.
There are 68156788 positive integers (up to 68156789) that are relatively prime to 68156789.
68156789 has 2 divisors, whose sum is 68156790
The reverse of 68156789 is 98765186
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 50 Digital Root 5
Name
sixty-eight million one hundred fifty-six thousand seven hundred eighty-nine
Scientific notation
6.8156789 × 10^7
Engineering notation
6.8156789 × 10^6
Prime Factorization
68156789
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
68156789 Product of the distinct prime numbers
The prime factorization of 68156789 is 68156789.
Since it has a total of 1 prime factors.
1 , 1 , 78 , 37 , 6 , 589 , 8626 , 7477 , 7279 , 16429 , 507121 , 851566 , 911113 , 6232492 , 26156179 , 34455237 , 704126522 , 842386514 , 5262368363 , 1853956524
n×2
136313578
n×3
204470367
n×4
272627156
n×5
340783945
n÷2
34078394.5
n÷3
22718929.666667
n÷3
17039197.25
n÷5
13631357.8
n2
4645347886790521
n3
3.1661199575158E+23
n4
2.1579256989309E+31
n5
1.4707728653971E+39
2 √n8255.7125071068
3 √n408.47897460134
4 √n90.860951497917
5 √n36.872435479643
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
68156790 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
34078395 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
8255.7125676709 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999706559 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68156789 can be divided by 2 positive divisors.
The sum of these divisors (counting 68156789) is 68156790, the average is 34078395.
Base
System
Value
2
Binary
100000011111111110101110101
3
Ternary
11202020201112112
4
Quaternary
10003333311311
5
Quinary
114422004124
6
Senary
10432500405
8
Octal
403776565
10
Decimal
68156789
12
Duodecimal
1a9aa705
16
Hexadecimal
40ffd75
20
Vigesimal
115jbj9
36
Base36
14ku45
md5
b355c92ab146f1dd56d7ec5ce17123ba
sha1
49fffd1956ed469dca2fcb9d9557e5f413216da0
sha256
7be0cda14e95082a64a19f5b864ac1d38af6f5a338937314d01c028960a6ef0d
sha512
20fdc1bf643f7be62e8694dd9a1d028e424eab04dd2b72a06bb54eff24aa3b3c5c70c5bb9b9c15b6e04068d7967e6c5c3c21b91201b4ba695373223afc1a4c2e
ripemd-160
e3beff72d65982d63d486ddb526ee3859e553482
Diameter
136313578
Circumference
428241735.22934
Area
1.459379079451E+16
Volume
1.3262212265221E+24
Surface area
5.837516317804E+16
Circumference
428241735.22934
Perimeter
272627156
Area
4645347886790521
Diagonal
96388255.371601
Surface area
27872087320743126
Volume
3.1661199575158E+23
Space diagonal
118051021.42875
Perimeter
204470367
Area
2.0114946396885E+15
Altitude
59025510.714376
Surface area
2.0114946396885E+15
Volume
3.7313081533491E+22
Height
32129418.4572