71328487 is an odd 8-digits composite number following 71328486
and preceding 71328488 . In scientific notation, it is written as 7.1328487 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 68642784 positive integers (up to 71328487) that are relatively prime to 71328487.
71328487 has 8 divisors, whose sum is 74030400
The reverse of 71328487 is 78482317
Previous prime number is 317
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
seventy-one million three hundred twenty-eight thousand four hundred eighty-seven
Scientific notation
7.1328487 × 10^7
Engineering notation
7.1328487 × 10^6
Prime Factorization
29 × 317 × 7759
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71328487
Product of the distinct prime numbers
The prime factorization of 71328487 is 29 × 317 × 7759.
Since it has a total of 3 prime factors.
3 , 8 , 99 , 24 , 39 , 426 , 2629 , 830 , 33206 , 7418 , 312583 , 25545 , 9745693 , 7364774 , 75949369 , 54928607 , 847550979 , 845198211 , 5457916143 , 9584563019
n×2
142656974
n×3
213985461
n×4
285313948
n×5
356642435
n÷2
35664243.5
n÷3
23776162.333333
n÷3
17832121.75
n÷5
14265697.4
n2
5087753057709169
n3
3.6290172783602E+23
n4
2.5885231176229E+31
n5
1.8463543754456E+39
2 √n
8445.6193970602
3 √n
414.71938643412
4 √n
91.900051126538
5 √n
37.209394456569
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
-71328486
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 71328487 can be divided by 8 positive divisors.
The sum of these divisors (counting 71328487) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000000110001011100111
3
Ternary
11222012212021211
4
Quaternary
10100012023213
5
Quinary
121230002422
6
Senary
11024452251
8
Octal
420061347
10
Decimal
71328487
12
Duodecimal
1ba7a087
16
Hexadecimal
44062e7
20
Vigesimal
125g147
36
Base36
16gtev
md5
1d8f7c8e706b3b5000923811f5d8ba12
sha1
c5b74b59a436e5cb433e0c1f3ddf9f92a5ee1246
sha256
f28fe758707d866b5aaf95b5a81ad3c2744427c5ac570a6e1dd7b0474282bb12
sha512
e198c49191ac491e2e1cec771e492381debcbc3ff6291751085f2a49d8c573bf891c441f56a512d23d3b06cabd2e02254651c69b2b88aca3f58035ccabaca184
ripemd-160
986e4b2f408a3c401497fead218c7cadc90438e9
Diameter
142656974
Circumference
448170101.50175
Area
1.5983647629378E+16
Volume
1.5201192028596E+24
Surface area
6.3934590517513E+16
Circumference
448170101.50175
Perimeter
285313948
Area
5087753057709169
Diagonal
100873713.69895
Surface area
30526518346255014
Volume
3.6290172783602E+23
Space diagonal
123544563.51102
Perimeter
213985461
Area
2.203061698079E+15
Altitude
61772281.755508
Surface area
2.203061698079E+15
Volume
4.2768378776194E+22
Height
33624571.232984