71127987 is an odd 8-digits composite number following 71127986
and preceding 71127988 . In scientific notation, it is written as 7.1127987 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 40599360 positive integers (up to 71127987) that are relatively prime to 71127987.
71127987 has 8 divisors, whose sum is 74597952
The reverse of 71127987 is 78972117
Previous prime number is 2287
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-one million one hundred twenty-seven thousand nine hundred eighty-seven
Scientific notation
7.1127987 × 10^7
Engineering notation
7.1127987 × 10^6
Prime Factorization
21 × 2287 × 1481
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71127987
Product of the distinct prime numbers
The prime factorization of 71127987 is 21 × 2287 × 1481.
Since it has a total of 3 prime factors.
2 , 3 , 75 , 95 , 629 , 721 , 1236 , 8058 , 49121 , 69289 , 801639 , 584523 , 6574001 , 3890199 , 23267032 , 7255875 , 611110920 , 780742981 , 1097167948 , 8375729838
n×2
142255974
n×3
213383961
n×4
284511948
n×5
355639935
n÷2
35563993.5
n÷3
23709329
n÷3
17781996.75
n÷5
14225597.4
n2
5059190534672169
n3
3.5985003858069E+23
n4
2.5595408866116E+31
n5
1.8205499090888E+39
2 √n
8433.7409848774
3 √n
414.33043818738
4 √n
91.835401588262
5 √n
37.188452231484
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
-71127986
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 71127987 can be divided by 8 positive divisors.
The sum of these divisors (counting 71127987) is 1, the average is 0.125.
Base
System
Value
2
Binary
100001111010101001110110011
3
Ternary
11221211200020220
4
Quaternary
10033111032303
5
Quinary
121202043422
6
Senary
11020304123
8
Octal
417251663
10
Decimal
71127987
12
Duodecimal
1b9a2043
16
Hexadecimal
43d53b3
20
Vigesimal
124ajj7
36
Base36
16cipf
md5
99894e58dfd0f7b3c0a1ca6f5a5f4432
sha1
5af9ea5e2692b4adf5f7b22356095027ee3753bf
sha256
f9c8effb40edbb3b9bcf50491e52e2e678b638700778b4787bc80d25b449e10c
sha512
b230a00ff3de7399185943cea18d8fb07570213b1751d0c919da207ad48fd98a904d74b4b1733ae2049009a90f7ab02de8c42f8a03209639e733ee64f6a297eb
ripemd-160
ff94b56dc278e8d7bc7ae62363eb9b481f1cd49f
Diameter
142255974
Circumference
446910322.84766
Area
1.5893915816837E+16
Volume
1.5073363167988E+24
Surface area
6.3575663267348E+16
Circumference
446910322.84766
Perimeter
284511948
Area
5059190534672169
Diagonal
100590163.8797
Surface area
30355143208033014
Volume
3.5985003858069E+23
Space diagonal
123197287.3241
Perimeter
213383961
Area
2.1906937628059E+15
Altitude
61598643.662049
Surface area
2.1906937628059E+15
Volume
4.2408733748441E+22
Height
33530054.626566