68446784 is an even 8-digits composite number following 68446783
and preceding 68446785 . In scientific notation, it is written as 6.8446784 × 10^7.
The sum of its digits is 47. It has a total of 8 prime factors and 28 positive divisors.
There are 29334144 positive integers (up to 68446784) that are relatively prime to 68446784.
68446784 has 28 divisors, whose sum is 155228544
The reverse of 68446784 is 48764486
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 47
Digital Root 2
Name
sixty-eight million four hundred forty-six thousand seven hundred eighty-four
Scientific notation
6.8446784 × 10^7
Engineering notation
6.8446784 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 7 × 152783
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
8
Total number of prime factors
rad
Radical
2138962
Product of the distinct prime numbers
The prime factorization of 68446784 is 2 × 2 × 2 × 2 × 2 × 2 × 7 × 152783.
Since it has a total of 8 prime factors.
1 , 9 , 73 , 11 , 220 , 902 , 4293 , 3808 , 58856 , 1436 , 760967 , 956057 , 607374 , 7483491 , 92396307 , 97113775 , 86316517 , 373323416 , 323982295 , 2947206208
n×2
136893568
n×3
205340352
n×4
273787136
n×5
342233920
n÷2
34223392
n÷3
22815594.666667
n÷3
17111696
n÷5
13689356.8
n2
4684962239942656
n3
3.2067059848551E+23
n4
2.1948871189689E+31
n5
1.5023296453644E+39
2 √n
8273.2571578551
3 √n
409.05748998084
4 √n
90.957446962055
5 √n
36.903759343291
1 , 2 , 4 , 7 , 8 , 14 , 16 , 28 , 32 , 56 , 64 , 112 , 224 , 448 , 152783 , 305566 , 611132 , 1069481 , 1222264 , 2138962 , 2444528 , 4277924 , 4889056 , 8555848 , 9778112 , 17111696 , 34223392 , 68446784
28 divisors
τ
Total Divisors
28
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68446783
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.035714285714286
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
28
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68446784 can be divided by 28 positive divisors.
The sum of these divisors (counting 68446784) is 1, the average is 0.035714285714286.
Base
System
Value
2
Binary
100000101000110101001000000
3
Ternary
11202210110100002
4
Quaternary
10011012221000
5
Quinary
120010244114
6
Senary
10443015132
8
Octal
405065100
10
Decimal
68446784
12
Duodecimal
1ab0a4a8
16
Hexadecimal
4146a40
20
Vigesimal
117fgj4
36
Base36
14r1vk
md5
ea9ee4b06f585ac0c43095c5b5b4e71b
sha1
0647b9b5f363a79f07a468309499c1906c8aa217
sha256
a8c24fc4aca71973d7d7f00f03c5e1e9ee3d6686fc44dbd3f49aced95fcc047f
sha512
876fcb29c1ce1478f25bc7bf344fe123957c7849544fe42799c983e8863fba18922345bc3adfe30f8c059e7bda019a20412334eaace7dcbba2b4737629ee3e0c
ripemd-160
0ea03aa0d9bbd1650aff66c69319aeb2d77154d4
Diameter
136893568
Circumference
430063827.55249
Area
1.4718242955349E+16
Volume
1.3432218618991E+24
Surface area
5.8872971821398E+16
Circumference
430063827.55249
Perimeter
273787136
Area
4684962239942656
Diagonal
96798370.233622
Surface area
28109773439655936
Volume
3.2067059848551E+23
Space diagonal
118553307.50269
Perimeter
205340352
Area
2.0286481577806E+15
Altitude
59276653.751346
Surface area
2.0286481577806E+15
Volume
3.7791392452709E+22
Height
32266123.411207