70728081 is an odd 8-digits composite number following 70728080
and preceding 70728082 . In scientific notation, it is written as 7.0728081 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 44946000 positive integers (up to 70728081) that are relatively prime to 70728081.
70728081 has 8 divisors, whose sum is 94357824
The reverse of 70728081 is 18082707
Previous prime number is 2077
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
seventy million seven hundred twenty-eight thousand eighty-one
Scientific notation
7.0728081 × 10^7
Engineering notation
7.0728081 × 10^6
Prime Factorization
3 × 2077 × 11351
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
70728081
Product of the distinct prime numbers
The prime factorization of 70728081 is 3 × 2077 × 11351.
Since it has a total of 3 prime factors.
8 , 1 , 31 , 76 , 164 , 810 , 5913 , 2736 , 97743 , 38660 , 269182 , 23231 , 174257 , 8135122 , 10220405 , 46820614 , 579112887 , 503625267 , 1488191682 , 9933037916
n×2
141456162
n×3
212184243
n×4
282912324
n×5
353640405
n÷2
35364040.5
n÷3
23576027
n÷3
17682020.25
n÷5
14145616.2
n2
5002461441942561
n3
3.5381449806509E+23
n4
2.5024620478122E+31
n5
1.7699433841709E+39
2 √n
8409.9988703923
3 √n
413.55247563982
4 √n
91.706045986033
5 √n
37.14654061548
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
-70728080
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 70728081 can be divided by 8 positive divisors.
The sum of these divisors (counting 70728081) is 1, the average is 0.125.
Base
System
Value
2
Binary
100001101110011100110010001
3
Ternary
11221002100200120
4
Quaternary
10031303212101
5
Quinary
121101244311
6
Senary
11003540453
8
Octal
415634621
10
Decimal
70728081
12
Duodecimal
1b82a729
16
Hexadecimal
4373991
20
Vigesimal
1221041
36
Base36
163y4x
md5
e6e0322bc7cec4be098e127d97262cec
sha1
b269f2b046a0f12c3d3418f3b5bdb250dbcb3053
sha256
81b6bb5692a583ed57f31943c2f155de42cc76a9d7db4a1addd7bc4a1454aa6a
sha512
92c28c67ea53da9a94539cde8f92f41720c380ee4ed0a80492fb25f753a83abdc88eee8c396bdadfee19571178c1b3b36828f6d036697b06c5ef282bd95ced86
ripemd-160
76c9c015c3630b89dbab8fb6ee104998d0ea4b0d
Diameter
141456162
Circumference
444397639.34421
Area
1.5715696115873E+16
Volume
1.4820547038065E+24
Surface area
6.2862784463492E+16
Circumference
444397639.34421
Perimeter
282912324
Area
5002461441942561
Diagonal
100024611.39082
Surface area
30014768651655366
Volume
3.5381449806509E+23
Space diagonal
122504629.81385
Perimeter
212184243
Area
2.1661293450872E+15
Altitude
61252314.906923
Surface area
2.1661293450872E+15
Volume
4.1697438477323E+22
Height
33341537.130274