68528081 is an odd 8-digits prime number following 68528080
and preceding 68528082 . In scientific notation, it is written as 6.8528081 × 10^7.
The sum of its digits is 38. It has a total of 1 prime factors and 2 positive divisors.
There are 68528080 positive integers (up to 68528081) that are relatively prime to 68528081.
68528081 has 2 divisors, whose sum is 68528082
The reverse of 68528081 is 18082586
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
sixty-eight million five hundred twenty-eight thousand eighty-one
Scientific notation
6.8528081 × 10^7
Engineering notation
6.8528081 × 10^6
Prime Factorization
68528081
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
68528081
Product of the distinct prime numbers
The prime factorization of 68528081 is 68528081.
Since it has a total of 1 prime factors.
2 , 9 , 26 , 23 , 587 , 850 , 7070 , 8897 , 55141 , 64925 , 635282 , 228751 , 6242761 , 604912 , 89701488 , 62387957 , 70433145 , 667474567 , 357817904 , 1697843843
n×2
137056162
n×3
205584243
n×4
274112324
n×5
342640405
n÷2
34264040.5
n÷3
22842693.666667
n÷3
17132020.25
n÷5
13705616.2
n2
4696097885542561
n3
3.2181457628439E+23
n4
2.2053335350597E+31
n5
1.5112727512259E+39
2 √n
8278.1689400495
3 √n
409.2193772522
4 √n
90.984443395833
5 √n
36.912521597399
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
68528082
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
34264041
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8278.1690004493
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999708149
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68528081 can be divided by 2 positive divisors.
The sum of these divisors (counting 68528081) is 68528082, the average is 34264041.
Base
System
Value
2
Binary
100000101011010011111010001
3
Ternary
11202221120212002
4
Quaternary
10011122133101
5
Quinary
120020344311
6
Senary
10444443345
8
Octal
405323721
10
Decimal
68528081
12
Duodecimal
1ab49555
16
Hexadecimal
415a7d1
20
Vigesimal
1186041
36
Base36
14sslt
md5
9068f3f33c31eb4b528585ed51341713
sha1
8f0319688041b6b99b3f2630efcd7ae68fc71b9c
sha256
82d594395309432b9cb9177b01fb84ca9e9fd8a707840bf0862889023de5060e
sha512
6767901a4bd3b4248b9fe75ad09669bf80c3e080bb454da993b3f50fcd1f9925da2a6863ba4d0e2f9e09ea9e6bdc2bca37d14bd9bf4ec30a805bedbd31b4dddc
ripemd-160
fbf244c5873baaca461aad2f4156f82ec312b8c1
Diameter
137056162
Circumference
430574631.66841
Area
1.4753226617759E+16
Volume
1.3480137448975E+24
Surface area
5.9012906471036E+16
Circumference
430574631.66841
Perimeter
274112324
Area
4696097885542561
Diagonal
96913341.553602
Surface area
28176587313255366
Volume
3.2181457628439E+23
Space diagonal
118694118.0372
Perimeter
205584243
Area
2.0334700337691E+15
Altitude
59347059.018598
Surface area
2.0334700337691E+15
Volume
3.7926211529228E+22
Height
32304447.184534