68454902 is an even 8-digits composite number following 68454901
and preceding 68454903 . In scientific notation, it is written as 6.8454902 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 34227450 positive integers (up to 68454902) that are relatively prime to 68454902.
68454902 has 4 divisors, whose sum is 102682356
The reverse of 68454902 is 20945486
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
sixty-eight million four hundred fifty-four thousand nine hundred two
Scientific notation
6.8454902 × 10^7
Engineering notation
6.8454902 × 10^6
Prime Factorization
2 × 34227451
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68454902
Product of the distinct prime numbers
The prime factorization of 68454902 is 2 × 34227451.
Since it has a total of 2 prime factors.
4 , 9 , 17 , 39 , 568 , 694 , 8052 , 9603 , 75558 , 15056 , 21718 , 844853 , 4514729 , 1446361 , 81670094 , 99170707 , 756008971 , 376707832 , 9857414000 , 1044674323
n×2
136909804
n×3
205364706
n×4
273819608
n×5
342274510
n÷2
34227451
n÷3
22818300.666667
n÷3
17113725.5
n÷5
13690980.4
n2
4686073607829604
n3
3.2078470958876E+23
n4
2.1959285857997E+31
n5
1.5032207613992E+39
2 √n
8273.7477602354
3 √n
409.07366116881
4 √n
90.960143800653
5 √n
36.904634681734
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
-68454901
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 68454902 can be divided by 4 positive divisors.
The sum of these divisors (counting 68454902) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000101001000100111110110
3
Ternary
11202210212110202
4
Quaternary
10011020213312
5
Quinary
120011024102
6
Senary
10443120502
8
Octal
405104766
10
Decimal
68454902
12
Duodecimal
1ab13132
16
Hexadecimal
41489f6
20
Vigesimal
117gh52
36
Base36
14r852
md5
b339de15a36185d6633666b0c0d31a5a
sha1
a683b92fb0c4d8eaa00414669b6bb07c39313518
sha256
732c753a849331fc4f081f0970f7d5c5b848914006de82c0c2217b471bf710d2
sha512
95f478222e0fb04471f53d313452cf5dc813b9da3db007a5486e489fc9126b1f90692cc8c632bc6b3de2a8c198e4bdf80ce108cef92e95217f104ff064969782
ripemd-160
d7dd840c2ec2d94a1b79a5efd50fab69c2f5d2b9
Diameter
136909804
Circumference
430114834.45082
Area
1.4721734420539E+16
Volume
1.3436998493707E+24
Surface area
5.8886937682154E+16
Circumference
430114834.45082
Perimeter
273819608
Area
4686073607829604
Diagonal
96809850.819321
Surface area
28116441646977624
Volume
3.2078470958876E+23
Space diagonal
118567368.29115
Perimeter
205364706
Area
2.0291293941921E+15
Altitude
59283684.145574
Surface area
2.0291293941921E+15
Volume
3.7804840575195E+22
Height
32269950.273107