71640786 is an even 8-digits composite number following 71640785
and preceding 71640787 . In scientific notation, it is written as 7.1640786 × 10^7.
The sum of its digits is 39. It has a total of 5 prime factors and 32 positive divisors.
There are 20221200 positive integers (up to 71640786) that are relatively prime to 71640786.
71640786 has 32 divisors, whose sum is 165731328
The reverse of 71640786 is 68704617
Previous prime number is 83
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
seventy-one million six hundred forty thousand seven hundred eighty-six
Scientific notation
7.1640786 × 10^7
Engineering notation
7.1640786 × 10^6
Prime Factorization
2 × 7 × 3 × 83 × 20551
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
71640786
Product of the distinct prime numbers
The prime factorization of 71640786 is 2 × 7 × 3 × 83 × 20551.
Since it has a total of 5 prime factors.
2 , 10 , 59 , 56 , 537 , 927 , 6811 , 291 , 3715 , 16508 , 659930 , 334089 , 4480239 , 1327000 , 7605015 , 36815479 , 619091931 , 275597902 , 6347449164 , 5551088257
n×2
143281572
n×3
214922358
n×4
286563144
n×5
358203930
n÷2
35820393
n÷3
23880262
n÷3
17910196.5
n÷5
14328157.2
n2
5132402218697796
n3
3.6768932901565E+23
n4
2.6341552534494E+31
n5
1.8871295280314E+39
2 √n
8464.0880193911
3 √n
415.32376341364
4 √n
92.000478365012
5 √n
37.241920475924
1 , 2 , 3 , 6 , 7 , 14 , 21 , 42 , 83 , 166 , 249 , 498 , 581 , 1162 , 1743 , 3486 , 20551 , 41102 , 61653 , 123306 , 143857 , 287714 , 431571 , 863142 , 1705733 , 3411466 , 5117199 , 10234398 , 11940131 , 23880262 , 35820393 , 71640786
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71640785
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71640786 can be divided by 32 positive divisors.
The sum of these divisors (counting 71640786) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100010001010010011011010010
3
Ternary
11222210201200110
4
Quaternary
10101102123102
5
Quinary
121320001121
6
Senary
11035302150
8
Octal
421223322
10
Decimal
71640786
12
Duodecimal
1bbaa956
16
Hexadecimal
44526d2
20
Vigesimal
127f1j6
36
Base36
16nidu
md5
a7250075d55a8a0a7c2eb00ee7cd1dc2
sha1
1578ebdd85ba6f2b76c9ab223e314381663cc727
sha256
40ba201e73ac1648e17e492e6db257f67c5d64780c46d04ef087006380aa9485
sha512
d85b89749629c3bf6c800e44f88ac016f7c47e51326e234f22f8dd5f30fb559f1c4301e9a13a62fa27f8dc54bbf050f241b96639d69bc0f5cb0fa7590481b6b9
ripemd-160
63e4b24396126cbdf2e6a96e1dceb976e740e1a8
Diameter
143281572
Circumference
450132333.99
Area
1.6123917105529E+16
Volume
1.5401734597853E+24
Surface area
6.4495668422116E+16
Circumference
450132333.99
Perimeter
286563144
Area
5132402218697796
Diagonal
101315371.18027
Surface area
30794413312186776
Volume
3.6768932901565E+23
Space diagonal
124085481.24617
Perimeter
214922358
Area
2.222395351916E+15
Altitude
62042740.623085
Surface area
2.222395351916E+15
Volume
4.333260298615E+22
Height
33771790.393423