68751409 is an odd 8-digits composite number following 68751408
and preceding 68751410 . In scientific notation, it is written as 6.8751409 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 67881060 positive integers (up to 68751409) that are relatively prime to 68751409.
68751409 has 4 divisors, whose sum is 69621760
The reverse of 68751409 is 90415786
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
sixty-eight million seven hundred fifty-one thousand four hundred nine
Scientific notation
6.8751409 × 10^7
Engineering notation
6.8751409 × 10^6
Prime Factorization
79 × 870271
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68751409
Product of the distinct prime numbers
The prime factorization of 68751409 is 79 × 870271.
Since it has a total of 2 prime factors.
5 , 6 , 45 , 74 , 207 , 109 , 7495 , 3874 , 69038 , 52283 , 689128 , 161979 , 2569203 , 8650931 , 50274837 , 12763469 , 524611180 , 5955556 , 6066344225 , 3346261779
n×2
137502818
n×3
206254227
n×4
275005636
n×5
343757045
n÷2
34375704.5
n÷3
22917136.333333
n÷3
17187852.25
n÷5
13750281.8
n2
4726756239485281
n3
3.2497115146415E+23
n4
2.2342224547513E+31
n5
1.5360594178359E+39
2 √n
8291.6469413501
3 √n
409.66343388404
4 √n
91.058480886461
5 √n
36.936549337131
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
-68751408
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 68751409 can be divided by 4 positive divisors.
The sum of these divisors (counting 68751409) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000110010001000000110001
3
Ternary
11210100221012111
4
Quaternary
10012101000301
5
Quinary
120100021114
6
Senary
10453325321
8
Octal
406210061
10
Decimal
68751409
12
Duodecimal
1b036841
16
Hexadecimal
4191031
20
Vigesimal
119dia9
36
Base36
14xkxd
md5
c2dff659f2baf6f00a3f89f0adfbd245
sha1
4d2de338ca621dbe409affba99e7d59e3674a1aa
sha256
9e6f9f14dca3f8b054ef70fda139887dececfb7ca13be3b9277ddcb69e956e1f
sha512
a197d105aa250193a966e9ee73b3d59266bd367388bb4b2056dd5522be3fef38d8a29fc57833b97ee0ec35b4d4a4f04e3a1876502dfed3ceae693410784daaac
ripemd-160
49420742837cf2239d6841ec84f5c5d8f5b25e88
Diameter
137502818
Circumference
431977842.87669
Area
1.4849542677277E+16
Volume
1.3612359760912E+24
Surface area
5.9398170709107E+16
Circumference
431977842.87669
Perimeter
275005636
Area
4726756239485281
Diagonal
97229175.04006
Surface area
28360537436911686
Volume
3.2497115146415E+23
Space diagonal
119080933.47995
Perimeter
206254227
Area
2.0467454904454E+15
Altitude
59540466.739974
Surface area
2.0467454904454E+15
Volume
3.8298217481717E+22
Height
32409725.013353