68368889 is an odd 8-digits composite number following 68368888
and preceding 68368890 . In scientific notation, it is written as 6.8368889 × 10^7.
The sum of its digits is 56. It has a total of 2 prime factors and 4 positive divisors.
There are 68288256 positive integers (up to 68368889) that are relatively prime to 68368889.
68368889 has 4 divisors, whose sum is 68449524
The reverse of 68368889 is 98886386
Previous prime number is 857
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 56
Digital Root 2
Name
sixty-eight million three hundred sixty-eight thousand eight hundred eighty-nine
Scientific notation
6.8368889 × 10^7
Engineering notation
6.8368889 × 10^6
Prime Factorization
857 × 79777
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68368889
Product of the distinct prime numbers
The prime factorization of 68368889 is 857 × 79777.
Since it has a total of 2 prime factors.
4 , 3 , 24 , 83 , 34 , 494 , 9717 , 5760 , 16403 , 83959 , 740054 , 904525 , 1336606 , 59689 , 5224923 , 1001184 , 804485919 , 287256171 , 6510184978 , 2558414482
n×2
136737778
n×3
205106667
n×4
273475556
n×5
341844445
n÷2
34184444.5
n÷3
22789629.666667
n÷3
17092222.25
n÷5
13673777.8
n2
4674304983094321
n3
3.1957703854132E+23
n4
2.184912707498E+31
n5
1.4938005437362E+39
2 √n
8268.5481796988
3 √n
408.90225683832
4 √n
90.931557666735
5 √n
36.895355945411
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
-68368888
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 68368889 can be divided by 4 positive divisors.
The sum of these divisors (counting 68368889) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000100110011100111111001
3
Ternary
11202122111111002
4
Quaternary
10010303213321
5
Quinary
120000301024
6
Senary
10441214345
8
Octal
404634771
10
Decimal
68368889
12
Duodecimal
1aa913b5
16
Hexadecimal
41339f9
20
Vigesimal
1176249
36
Base36
14pdrt
md5
c3609215d039707a47216686aed66924
sha1
86d089a7006f1b815ee2b880e2c0489e9f8be060
sha256
c78aa0ac8835e5b58a909bafa8b8f8024ff90a27335bf8cacbd7776c1e224893
sha512
7dc4fa3f6a33112cbe0e103d5643f4a937065d33f41352b401566dd70632b3d3b7975066cbbbc26253fc93403693683a5a3e6c8bee96f4bef434682c292faf54
ripemd-160
60b8951fa9de51f36de68ccde2f79f1a88db99dd
Diameter
136737778
Circumference
429574398.83299
Area
1.4684762195527E+16
Volume
1.3386411687165E+24
Surface area
5.8739048782109E+16
Circumference
429574398.83299
Perimeter
273475556
Area
4674304983094321
Diagonal
96688210.068181
Surface area
28045829898565926
Volume
3.1957703854132E+23
Space diagonal
118418389.40504
Perimeter
205106667
Area
2.0240334301979E+15
Altitude
59209194.702518
Surface area
2.0240334301979E+15
Volume
3.7662515177347E+22
Height
32229403.35606