68431091 is an odd 8-digits composite number following 68431090
and preceding 68431092 . In scientific notation, it is written as 6.8431091 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 65628160 positive integers (up to 68431091) that are relatively prime to 68431091.
68431091 has 8 divisors, whose sum is 71290800
The reverse of 68431091 is 19013486
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
sixty-eight million four hundred thirty-one thousand ninety-one
Scientific notation
6.8431091 × 10^7
Engineering notation
6.8431091 × 10^6
Prime Factorization
59 × 41 × 28289
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68431091
Product of the distinct prime numbers
The prime factorization of 68431091 is 59 × 41 × 28289.
Since it has a total of 3 prime factors.
1 , 8 , 100 , 2 , 918 , 400 , 9263 , 625 , 77186 , 12017 , 469765 , 794269 , 8415553 , 2891116 , 38693505 , 61488912 , 392414277 , 761597846 , 9303639361 , 2897012899
n×2
136862182
n×3
205293273
n×4
273724364
n×5
342155455
n÷2
34215545.5
n÷3
22810363.666667
n÷3
17107772.75
n÷5
13686218.2
n2
4682814215450281
n3
3.2045008571357E+23
n4
2.1928748976423E+31
n5
1.5006082167218E+39
2 √n
8272.3086862133
3 √n
409.02622564442
4 √n
90.952232991902
5 √n
36.902066980902
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68431090
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68431091 can be divided by 8 positive divisors.
The sum of these divisors (counting 68431091) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000101000010110011110011
3
Ternary
11202202122210212
4
Quaternary
10011002303303
5
Quinary
120004243331
6
Senary
10442414335
8
Octal
405026363
10
Decimal
68431091
12
Duodecimal
1ab013ab
16
Hexadecimal
4142cf3
20
Vigesimal
117dheb
36
Base36
14qprn
md5
6dd0872baf2427cc8041fff2465db804
sha1
bd6a9d6f4e272ff4e209655fe4c13583d6950ea8
sha256
1f57ac36cbaafb9c578f0859f8451048c8e8516cbf99896457bc9eba3e343832
sha512
a49770642ff80bfbf9f24f014fe0c8130ff0aaab95d92d7ae34541570bf9245d69ce92ac0a586ba43db43a0a7392158e41bddc494753e68a0bfebf708881cab3
ripemd-160
19cfda186e1d1cd64bb73770c4c3edec3da72fb8
Diameter
136862182
Circumference
429965225.52547
Area
1.4711494737384E+16
Volume
1.34229818016E+24
Surface area
5.8845978949538E+16
Circumference
429965225.52547
Perimeter
273724364
Area
4682814215450281
Diagonal
96776176.980187
Surface area
28096885292701686
Volume
3.2045008571357E+23
Space diagonal
118526126.42937
Perimeter
205293273
Area
2.0277180358914E+15
Altitude
59263063.214685
Surface area
2.0277180358914E+15
Volume
3.7765404773313E+22
Height
32258725.660062