71293986 is an even 8-digits composite number following 71293985
and preceding 71293987 . In scientific notation, it is written as 7.1293986 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 22997520 positive integers (up to 71293986) that are relatively prime to 71293986.
71293986 has 16 divisors, whose sum is 143102400
The reverse of 71293986 is 68939217
Previous prime number is 279
Is Prime? no
Number parity even
Number length 8
Sum of Digits 45
Digital Root 9
Name
seventy-one million two hundred ninety-three thousand nine hundred eighty-six
Scientific notation
7.1293986 × 10^7
Engineering notation
7.1293986 × 10^6
Prime Factorization
2 × 3 × 279 × 42589
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
71293986
Product of the distinct prime numbers
The prime factorization of 71293986 is 2 × 3 × 279 × 42589.
Since it has a total of 4 prime factors.
8 , 2 , 84 , 70 , 691 , 566 , 8131 , 7842 , 69043 , 71566 , 36787 , 433721 , 442938 , 9154148 , 62601026 , 14057505 , 303946685 , 448840178 , 6848020934 , 375894659
n×2
142587972
n×3
213881958
n×4
285175944
n×5
356469930
n÷2
35646993
n÷3
23764662
n÷3
17823496.5
n÷5
14258797.2
n2
5082832439768196
n3
3.6237538480118E+23
n4
2.583518561076E+31
n5
1.8418933612409E+39
2 √n
8443.5766118393
3 √n
414.65251020323
4 √n
91.888936286363
5 √n
37.205794184582
1 , 2 , 3 , 6 , 279 , 558 , 837 , 1674 , 42589 , 85178 , 127767 , 255534 , 11882331 , 23764662 , 35646993 , 71293986
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71293985
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71293986 can be divided by 16 positive divisors.
The sum of these divisors (counting 71293986) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100001111111101110000100010
3
Ternary
11222011002222000
4
Quaternary
10033331300202
5
Quinary
121222401421
6
Senary
11024024430
8
Octal
417756042
10
Decimal
71293986
12
Duodecimal
1ba62116
16
Hexadecimal
43fdc22
20
Vigesimal
125bej6
36
Base36
16g2si
md5
a3e7cf1c8eb62d4466ddc66f61470a89
sha1
d9d09400a2b778a8a853c105eb48b18db6a312f8
sha256
7df2e334a2f2869b9766177c8742d7b058abeb527ebb05edcf63c2cc25f70d70
sha512
e8b14f62220d235c88a329bef53ae8db080a33c100690c5165f6a9508ec0ae6d34aa47777622a212e3be931f7eebf4e59f02a03425371654210a0ae86bc75a67
ripemd-160
df20977ce89269ec9d14d467a4d5f87f1b8370a9
Diameter
142587972
Circumference
447953325.32547
Area
1.5968189052204E+16
Volume
1.5179144623109E+24
Surface area
6.3872756208815E+16
Circumference
447953325.32547
Perimeter
285175944
Area
5082832439768196
Diagonal
100824921.91684
Surface area
30496994638609176
Volume
3.6237538480118E+23
Space diagonal
123484806.0261
Perimeter
213881958
Area
2.2009310080094E+15
Altitude
61742403.013052
Surface area
2.2009310080094E+15
Volume
4.2706348654666E+22
Height
33608307.305613