71297828 is an even 8-digits composite number following 71297827
and preceding 71297829 . In scientific notation, it is written as 7.1297828 × 10^7.
The sum of its digits is 44. It has a total of 4 prime factors and 12 positive divisors.
There are 30556200 positive integers (up to 71297828) that are relatively prime to 71297828.
71297828 has 12 divisors, whose sum is 142595712
The reverse of 71297828 is 82879217
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
seventy-one million two hundred ninety-seven thousand eight hundred twenty-eight
Scientific notation
7.1297828 × 10^7
Engineering notation
7.1297828 × 10^6
Prime Factorization
2 × 2 × 7 × 2546351
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
35648914
Product of the distinct prime numbers
The prime factorization of 71297828 is 2 × 2 × 7 × 2546351.
Since it has a total of 4 prime factors.
10 , 2 , 72 , 66 , 28 , 747 , 2715 , 6725 , 22899 , 43362 , 400597 , 117393 , 4826148 , 8510493 , 72434477 , 89263688 , 257693108 , 39594947 , 9751095479 , 7619653007
n×2
142595656
n×3
213893484
n×4
285191312
n×5
356489140
n÷2
35648914
n÷3
23765942.666667
n÷3
17824457
n÷5
14259565.6
n2
5083380277517584
n3
3.6243397268504E+23
n4
2.5840755045855E+31
n5
1.8423897086495E+39
2 √n
8443.8041189976
3 √n
414.6599585469
4 √n
91.890174224438
5 √n
37.206195176554
1 , 2 , 4 , 7 , 14 , 28 , 2546351 , 5092702 , 10185404 , 17824457 , 35648914 , 71297828
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71297827
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71297828 can be divided by 12 positive divisors.
The sum of these divisors (counting 71297828) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100001111111110101100100100
3
Ternary
11222011022020022
4
Quaternary
10033332230210
5
Quinary
121223012303
6
Senary
11024054312
8
Octal
417765444
10
Decimal
71297828
12
Duodecimal
1ba64398
16
Hexadecimal
43feb24
20
Vigesimal
125c4b8
36
Base36
16g5r8
md5
8dd760c8a7b96cb04a0f619f7960817b
sha1
1fa318ee1caf5112f38ffc762c8e87db847e6226
sha256
078fbdf3d207b40239f7cd7982b470a88fa4567280b4f917633e1f68d0b3a771
sha512
7b08fc6e25dbbc1ccf45b74f7ea963d5de94462c48c992fbaf2435c520b4a350b0631336e408774b922b6dfa1fe9cd7cbf85324ea4d843409d0b762d4bc183d9
ripemd-160
5f81980055fdc924cf47b3f03b49281293a41443
Diameter
142595656
Circumference
447977465.32342
Area
1.5969910135252E+16
Volume
1.5181598746649E+24
Surface area
6.387964054101E+16
Circumference
447977465.32342
Perimeter
285191312
Area
5083380277517584
Diagonal
100830355.32534
Surface area
30500281665105504
Volume
3.6243397268504E+23
Space diagonal
123491460.56531
Perimeter
213893484
Area
2.2011682287135E+15
Altitude
61745730.282653
Surface area
2.2011682287135E+15
Volume
4.2713253302995E+22
Height
33610118.441781