71158081 is an odd 8-digits composite number following 71158080
and preceding 71158082 . In scientific notation, it is written as 7.1158081 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 70358464 positive integers (up to 71158081) that are relatively prime to 71158081.
71158081 has 4 divisors, whose sum is 71957700
The reverse of 71158081 is 18085117
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
seventy-one million one hundred fifty-eight thousand eighty-one
Scientific notation
7.1158081 × 10^7
Engineering notation
7.1158081 × 10^6
Prime Factorization
89 × 799529
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71158081
Product of the distinct prime numbers
The prime factorization of 71158081 is 89 × 799529.
Since it has a total of 2 prime factors.
1 , 2 , 52 , 2 , 147 , 93 , 5929 , 8282 , 80081 , 14045 , 627960 , 833418 , 5943896 , 7669244 , 58102704 , 1920014 , 200198498 , 488307339 , 3578706263 , 8806048632
n×2
142316162
n×3
213474243
n×4
284632324
n×5
355790405
n÷2
35579040.5
n÷3
23719360.333333
n÷3
17789520.25
n÷5
14231616.2
n2
5063472491602561
n3
3.6030698569873E+23
n4
2.5638753673216E+31
n5
1.8244045106177E+39
2 √n
8435.524939208
3 √n
414.3888638631
4 √n
91.845113855926
5 √n
37.191598559599
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71158080
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71158081 can be divided by 4 positive divisors.
The sum of these divisors (counting 71158081) is 1, the average is 0.25.
Base
System
Value
2
Binary
100001111011100100101000001
3
Ternary
11221220012112111
4
Quaternary
10033130211001
5
Quinary
121204024311
6
Senary
11021055321
8
Octal
417344501
10
Decimal
71158081
12
Duodecimal
1b9b7541
16
Hexadecimal
43dc941
20
Vigesimal
124ef41
36
Base36
16d5xd
md5
be31622b69bca9b23946cce45ca8f59d
sha1
2541c33d0c0460f536ef005c3a0338ef98484532
sha256
8712bc4bce0bacb60ffde426b3de65fd972573f6d4750214843762ab5fa049be
sha512
464baa7fc2f2a2710a6ac54ffd312f21475bd324285fd18fc5e825ec1959155fb1c38ff1c83dcfc8dd1a18868a92b18d92730e0e5684b9ce57ff7fcbb2ac02fd
ripemd-160
a90bc5f5d812df9251ecaeeb63b9dd104c6ee0f1
Diameter
142316162
Circumference
447099409.02629
Area
1.5907367981273E+16
Volume
1.5092503724109E+24
Surface area
6.362947192509E+16
Circumference
447099409.02629
Perimeter
284632324
Area
5063472491602561
Diagonal
100632723.22264
Surface area
30380834949615366
Volume
3.6030698569873E+23
Space diagonal
123249411.6611
Perimeter
213474243
Area
2.1925479045458E+15
Altitude
61624705.830551
Surface area
2.1925479045458E+15
Volume
4.2462585482742E+22
Height
33544241.074214