71520689 is an odd 8-digits composite number following 71520688
and preceding 71520690 . In scientific notation, it is written as 7.1520689 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 69213540 positive integers (up to 71520689) that are relatively prime to 71520689.
71520689 has 4 divisors, whose sum is 73827840
The reverse of 71520689 is 98602517
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-one million five hundred twenty thousand six hundred eighty-nine
Scientific notation
7.1520689 × 10^7
Engineering notation
7.1520689 × 10^6
Prime Factorization
31 × 2307119
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71520689
Product of the distinct prime numbers
The prime factorization of 71520689 is 31 × 2307119.
Since it has a total of 2 prime factors.
1 , 2 , 61 , 5 , 387 , 573 , 7984 , 9720 , 75069 , 46315 , 231175 , 994147 , 8895542 , 1440500 , 67325958 , 56791362 , 421359305 , 801603983 , 8251862887 , 2330241344
n×2
143041378
n×3
214562067
n×4
286082756
n×5
357603445
n÷2
35760344.5
n÷3
23840229.666667
n÷3
17880172.25
n÷5
14304137.8
n2
5115208955034721
n3
3.6584326884305E+23
n4
2.6165362653667E+31
n5
1.8713647649252E+39
2 √n
8456.9905403755
3 √n
415.09155380755
4 √n
91.9618972204
5 √n
37.229425791461
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
-71520688
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 71520689 can be divided by 4 positive divisors.
The sum of these divisors (counting 71520689) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000110101000110110001
3
Ternary
11222120121221102
4
Quaternary
10100311012301
5
Quinary
121302130224
6
Senary
11032534145
8
Octal
420650661
10
Decimal
71520689
12
Duodecimal
1bb51355
16
Hexadecimal
44351b1
20
Vigesimal
12701e9
36
Base36
16kxpt
md5
480a14b239a7390b54344b912f1bb297
sha1
ce3f692f5b54987373d9c3bf198fe6e805d2f086
sha256
10a67d151adbfcc672320df4912404040c76470e67f4b2edc19922415418eb8d
sha512
dcc191cb9d244e4493a9867489aa428c76cc754982e9021ef5afe146d10a56f5805f614ab5c45db2a2b0f96f351bc6405cb7b8ca557a59b668e80f2b06009004
ripemd-160
8e3b955934bea1c03ff55711b3c23219ec57a7cd
Diameter
143041378
Circumference
449377742.28416
Area
1.6069902874714E+16
Volume
1.5324407010168E+24
Surface area
6.4279611498855E+16
Circumference
449377742.28416
Perimeter
286082756
Area
5115208955034721
Diagonal
101145528.37407
Surface area
30691253730208326
Volume
3.6584326884305E+23
Space diagonal
123877467.14033
Perimeter
214562067
Area
2.2149504503629E+15
Altitude
61938733.570166
Surface area
2.2149504503629E+15
Volume
4.3115042708396E+22
Height
33715176.124689