68285428 is an even 8-digits composite number following 68285427
and preceding 68285429 . In scientific notation, it is written as 6.8285428 × 10^7.
The sum of its digits is 43. It has a total of 5 prime factors and 24 positive divisors.
There are 33337920 positive integers (up to 68285428) that are relatively prime to 68285428.
68285428 has 24 divisors, whose sum is 122351040
The reverse of 68285428 is 82458286
Previous prime number is 89
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
sixty-eight million two hundred eighty-five thousand four hundred twenty-eight
Scientific notation
6.8285428 × 10^7
Engineering notation
6.8285428 × 10^6
Prime Factorization
2 × 2 × 83 × 89 × 2311
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
34142714
Product of the distinct prime numbers
The prime factorization of 68285428 is 2 × 2 × 83 × 89 × 2311.
Since it has a total of 5 prime factors.
5 , 4 , 25 , 100 , 202 , 320 , 1369 , 889 , 89138 , 15834 , 391380 , 549580 , 5406080 , 3955475 , 23240608 , 26127584 , 280628482 , 939023179 , 3153502857 , 1342136485
n×2
136570856
n×3
204856284
n×4
273141712
n×5
341427140
n÷2
34142714
n÷3
22761809.333333
n÷3
17071357
n÷5
13657085.6
n2
4662899677143184
n3
3.1840810017478E+23
n4
2.1742633399102E+31
n5
1.4847050275048E+39
2 √n
8263.499742845
3 √n
408.73580058346
4 √n
90.903793885872
5 √n
36.886343577132
1 , 2 , 4 , 83 , 89 , 166 , 178 , 332 , 356 , 2311 , 4622 , 7387 , 9244 , 14774 , 29548 , 191813 , 205679 , 383626 , 411358 , 767252 , 822716 , 17071357 , 34142714 , 68285428
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68285427
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68285428 can be divided by 24 positive divisors.
The sum of these divisors (counting 68285428) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100000100011111001111110100
3
Ternary
11202111020222221
4
Quaternary
10010133033310
5
Quinary
114440113203
6
Senary
10435332124
8
Octal
404371764
10
Decimal
68285428
12
Duodecimal
1aa51044
16
Hexadecimal
411f3f4
20
Vigesimal
116fdb8
36
Base36
14nldg
md5
e328787974cae6df83a8e1212cdc354f
sha1
6cf56521a8d08b7fc486ccb138e48c94095a6601
sha256
c0badfed5a3dcc98d110b9ab59ac5cec67f29e7a321f2cf1d04758e241778f5c
sha512
64166d5985fb697046542b7081da4e0c396c61dfe48cba5dc798a43a91ea435b2be5b94c5acf78fa6f2be854453711238693e7eba7ae1cbef7d25b4b30dae5d2
ripemd-160
ac12763688096a7836e33e62b55714a2d827550a
Diameter
136570856
Circumference
429049997.90407
Area
1.4648931370139E+16
Volume
1.3337447311368E+24
Surface area
5.8595725480557E+16
Circumference
429049997.90407
Perimeter
273141712
Area
4662899677143184
Diagonal
96570178.390051
Surface area
27977398062859104
Volume
3.1840810017478E+23
Space diagonal
118273830.71259
Perimeter
204856284
Area
2.0190947878521E+15
Altitude
59136915.356293
Surface area
2.0190947878521E+15
Volume
3.7524754469719E+22
Height
32190059.463351