68276989 is an odd 8-digits composite number following 68276988
and preceding 68276990 . In scientific notation, it is written as 6.8276989 × 10^7.
The sum of its digits is 55. It has a total of 2 prime factors and 4 positive divisors.
There are 62069980 positive integers (up to 68276989) that are relatively prime to 68276989.
68276989 has 4 divisors, whose sum is 74484000
The reverse of 68276989 is 98967286
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 55
Digital Root 1
Name
sixty-eight million two hundred seventy-six thousand nine hundred eighty-nine
Scientific notation
6.8276989 × 10^7
Engineering notation
6.8276989 × 10^6
Prime Factorization
11 × 6206999
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68276989
Product of the distinct prime numbers
The prime factorization of 68276989 is 11 × 6206999.
Since it has a total of 2 prime factors.
4 , 10 , 51 , 98 , 731 , 381 , 5772 , 7473 , 37714 , 1675 , 828431 , 150132 , 8802280 , 4073999 , 72512747 , 49151325 , 670398233 , 156007176 , 3834819971 , 2346679870
n×2
136553978
n×3
204830967
n×4
273107956
n×5
341384945
n÷2
34138494.5
n÷3
22758996.333333
n÷3
17069247.25
n÷5
13655397.8
n2
4661747226906121
n3
3.1829006413225E+23
n4
2.1731887207567E+31
n5
1.4837878238203E+39
2 √n
8262.989108065
3 √n
408.71896212746
4 √n
90.900985187538
5 √n
36.885431818206
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
-68276988
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 68276989 can be divided by 4 positive divisors.
The sum of these divisors (counting 68276989) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000100011101001011111101
3
Ternary
11202110211102101
4
Quaternary
10010131023331
5
Quinary
114434330424
6
Senary
10435225101
8
Octal
404351375
10
Decimal
68276989
12
Duodecimal
1aa48191
16
Hexadecimal
411d2fd
20
Vigesimal
116ec99
36
Base36
14nev1
md5
ed859ff3a918a817d5409e30d37a5684
sha1
19080cab6a8f15ecda6e379b971de03953d24a1a
sha256
6c3aaac310bb5593e3322885d24b0b7753586a78d12481201ed6d32915df62ec
sha512
af416c9b107a3490daf4ec8e8c781ca748bfcc117a0876b6e2b9f971a6fc478f271f1439fc8bfe09f3d8c0b80f80f38a3893fb76b5a346a6b31301bcc8257801
ripemd-160
64173a429a38867dd22aa4bcf4fd04eb52dd40a4
Diameter
136553978
Circumference
428996974.10326
Area
1.4645310840941E+16
Volume
1.333250302918E+24
Surface area
5.8581243363763E+16
Circumference
428996974.10326
Perimeter
273107956
Area
4661747226906121
Diagonal
96558243.841799
Surface area
27970483361436726
Volume
3.1829006413225E+23
Space diagonal
118259213.93582
Perimeter
204830967
Area
2.0185957622612E+15
Altitude
59129606.967911
Surface area
2.0185957622612E+15
Volume
3.7510843788702E+22
Height
32186081.2806