68751421 is an odd 8-digits prime number following 68751420
and preceding 68751422 . In scientific notation, it is written as 6.8751421 × 10^7.
The sum of its digits is 34. It has a total of 1 prime factors and 2 positive divisors.
There are 68751420 positive integers (up to 68751421) that are relatively prime to 68751421.
68751421 has 2 divisors, whose sum is 68751422
The reverse of 68751421 is 12415786
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 34 Digital Root 7
Name
sixty-eight million seven hundred fifty-one thousand four hundred twenty-one
Scientific notation
6.8751421 × 10^7
Engineering notation
6.8751421 × 10^6
Prime Factorization
68751421
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
68751421 Product of the distinct prime numbers
The prime factorization of 68751421 is 68751421.
Since it has a total of 1 prime factors.
3 , 5 , 18 , 16 , 789 , 187 , 1803 , 4116 , 36191 , 59767 , 758629 , 938630 , 4242778 , 3635476 , 27927155 , 24307046 , 784424890 , 583445132 , 5495682836 , 9456476750
n×2
137502842
n×3
206254263
n×4
275005684
n×5
343757105
n÷2
34375710.5
n÷3
22917140.333333
n÷3
17187855.25
n÷5
13750284.2
n2
4726757889519241
n3
3.2497132162741E+23
n4
2.2342240146132E+31
n5
1.5360607583698E+39
2 √n8291.6476649699
3 √n409.66345771851
4 √n91.058484859841
5 √n36.936550626526
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
68751422 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
34375711 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
8291.6477252715 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999709097 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68751421 can be divided by 2 positive divisors.
The sum of these divisors (counting 68751421) is 68751422, the average is 34375711.
Base
System
Value
2
Binary
100000110010001000000111101
3
Ternary
11210100221012221
4
Quaternary
10012101000331
5
Quinary
120100021141
6
Senary
10453325341
8
Octal
406210075
10
Decimal
68751421
12
Duodecimal
1b036851
16
Hexadecimal
419103d
20
Vigesimal
119dib1
36
Base36
14xkxp
md5
12a6c3b7f1f5a43cc3ad91082742ca6c
sha1
d8e81632b896e572f3cddf9d6b9422bb77704c90
sha256
f46cb4a3b0eb52b73cd0e0acc18b8f700cb8f044c4a5df590872fac8e3295d10
sha512
98d9f22a16d78b747ca83a3645f26aa3b23b7002e1aede36298e3910753c581e914815d023e4de393b38dc60da82df15c7d945ee74b08c93b936d3ec6f1412a9
ripemd-160
641eb64bd35484325a3ab1790156df3ca29eb049
Diameter
137502842
Circumference
431977918.27492
Area
1.4849547861011E+16
Volume
1.3612366888694E+24
Surface area
5.9398191444045E+16
Circumference
431977918.27492
Perimeter
275005684
Area
4726757889519241
Diagonal
97229192.010622
Surface area
28360547337115446
Volume
3.2497132162741E+23
Space diagonal
119080954.26456
Perimeter
206254263
Area
2.0467462049311E+15
Altitude
59540477.132279
Surface area
2.0467462049311E+15
Volume
3.8298237535649E+22
Height
32409730.670207