71238081 is an odd 8-digits composite number following 71238080
and preceding 71238082 . In scientific notation, it is written as 7.1238081 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 47472480 positive integers (up to 71238081) that are relatively prime to 71238081.
71238081 has 8 divisors, whose sum is 95023264
The reverse of 71238081 is 18083217
Previous prime number is 4441
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
seventy-one million two hundred thirty-eight thousand eighty-one
Scientific notation
7.1238081 × 10^7
Engineering notation
7.1238081 × 10^6
Prime Factorization
3 × 4441 × 5347
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71238081
Product of the distinct prime numbers
The prime factorization of 71238081 is 3 × 4441 × 5347.
Since it has a total of 3 prime factors.
4 , 5 , 99 , 63 , 729 , 500 , 9877 , 1183 , 69711 , 21744 , 894060 , 364626 , 2961682 , 9665065 , 20903981 , 80297024 , 328622109 , 560649423 , 4512222067 , 9962619539
n×2
142476162
n×3
213714243
n×4
284952324
n×5
356190405
n÷2
35619040.5
n÷3
23746027
n÷3
17809520.25
n÷5
14247616.2
n2
5074864184562561
n3
3.6152358584387E+23
n4
2.5754246491756E+31
n5
1.8346830976737E+39
2 √n
8440.2654579107
3 √n
414.54409895346
4 √n
91.870917367308
5 √n
37.199957387524
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
-71238080
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 71238081 can be divided by 8 positive divisors.
The sum of these divisors (counting 71238081) is 1, the average is 0.125.
Base
System
Value
2
Binary
100001111110000000111000001
3
Ternary
11222001021021110
4
Quaternary
10033300013001
5
Quinary
121214104311
6
Senary
11022513533
8
Octal
417600701
10
Decimal
71238081
12
Duodecimal
1ba358a9
16
Hexadecimal
43f01c1
20
Vigesimal
1254f41
36
Base36
16evnl
md5
8a8ba0e3578806ea7c50359858bb6521
sha1
a422c3aa2a7715f9381943cbd67efa08591ce5b8
sha256
c03ffad6445dd179a642c63d634dc85a034d674a4ffe856ced1d4daeca2d0092
sha512
adf223e7f45753bb2eab9f2a156c891d9de715c911178b59b7c37604f438e0a92e376e72e6288ccc9e275903a6e268519eaf74a0e6ab69d9e2ef04afe6280e9f
ripemd-160
570fe828b98c9e438a1b08b62808a336a8a0cd8e
Diameter
142476162
Circumference
447602063.85087
Area
1.5943156040188E+16
Volume
1.514346455182E+24
Surface area
6.3772624160751E+16
Circumference
447602063.85087
Perimeter
284952324
Area
5074864184562561
Diagonal
100745860.30763
Surface area
30449185107375366
Volume
3.6152358584387E+23
Space diagonal
123387975.72571
Perimeter
213714243
Area
2.1974806522935E+15
Altitude
61693987.862854
Surface area
2.1974806522935E+15
Volume
4.2605963184846E+22
Height
33581953.435878