68163931 is an odd 8-digits composite number following 68163930
and preceding 68163932 . In scientific notation, it is written as 6.8163931 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 58321920 positive integers (up to 68163931) that are relatively prime to 68163931.
68163931 has 8 divisors, whose sum is 78735024
The reverse of 68163931 is 13936186
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
sixty-eight million one hundred sixty-three thousand nine hundred thirty-one
Scientific notation
6.8163931 × 10^7
Engineering notation
6.8163931 × 10^6
Prime Factorization
17 × 11 × 364513
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68163931
Product of the distinct prime numbers
The prime factorization of 68163931 is 17 × 11 × 364513.
Since it has a total of 3 prime factors.
1 , 7 , 62 , 37 , 670 , 247 , 2497 , 7233 , 15299 , 72426 , 779849 , 174720 , 5570223 , 3246524 , 14729498 , 62150039 , 324567486 , 875413077 , 2771344852 , 9668913720
n×2
136327862
n×3
204491793
n×4
272655724
n×5
340819655
n÷2
34081965.5
n÷3
22721310.333333
n÷3
17040982.75
n÷5
13632786.2
n2
4646321489372761
n3
3.1671153740542E+23
n4
2.1588303382607E+31
n5
1.4715436221791E+39
2 √n
8256.145044753
3 √n
408.49324197409
4 √n
90.8633316842
5 √n
36.873208203537
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
-68163930
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 68163931 can be divided by 8 positive divisors.
The sum of these divisors (counting 68163931) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000100000001100101011011
3
Ternary
11202021002100001
4
Quaternary
10010001211123
5
Quinary
114422221211
6
Senary
10432553431
8
Octal
404014533
10
Decimal
68163931
12
Duodecimal
1a9b2877
16
Hexadecimal
410195b
20
Vigesimal
11609gb
36
Base36
14kzmj
md5
f2843ed7f1a578525a1491a3b6518c8c
sha1
257bf5e0f5d589b92d0fc1971203e1d75efd2bdd
sha256
5b546d24812feed8a0633edb7c95842ff5fd9e253f1faed7cc538e9c01961b19
sha512
3253d0343a92599f917a4deff508e5960e309f1c82d4831cb42a18fb16894fba0dce2a7230c92becb9caeaf0c72f51d5cf0c233481b2e8cdbf0a71cfa6f8ede5
ripemd-160
52016451ca15efa64398460c2c8f2b013442856e
Diameter
136327862
Circumference
428286609.7388
Area
1.459684945723E+16
Volume
1.3266381856267E+24
Surface area
5.8387397828919E+16
Circumference
428286609.7388
Perimeter
272655724
Area
4646321489372761
Diagonal
96398355.684864
Surface area
27877928936236566
Volume
3.1671153740542E+23
Space diagonal
118063391.73562
Perimeter
204491793
Area
2.0119162219732E+15
Altitude
59031695.86781
Surface area
2.0119162219732E+15
Volume
3.7324812629898E+22
Height
32132785.228288