71378281 is an odd 8-digits composite number following 71378280
and preceding 71378282 . In scientific notation, it is written as 7.1378281 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 65782992 positive integers (up to 71378281) that are relatively prime to 71378281.
71378281 has 8 divisors, whose sum is 76991040
The reverse of 71378281 is 18287317
Previous prime number is 8039
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
seventy-one million three hundred seventy-eight thousand two hundred eighty-one
Scientific notation
7.1378281 × 10^7
Engineering notation
7.1378281 × 10^6
Prime Factorization
13 × 8039 × 683
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71378281
Product of the distinct prime numbers
The prime factorization of 71378281 is 13 × 8039 × 683.
Since it has a total of 3 prime factors.
4 , 10 , 99 , 36 , 207 , 277 , 9159 , 275 , 61105 , 14509 , 168907 , 653735 , 3353272 , 1181066 , 66417139 , 11155814 , 362369792 , 437679081 , 2533263742 , 9375281501
n×2
142756562
n×3
214134843
n×4
285513124
n×5
356891405
n÷2
35689140.5
n÷3
23792760.333333
n÷3
17844570.25
n÷5
14275656.2
n2
5094858998514961
n3
3.6366227725138E+23
n4
2.5957588214749E+31
n5
1.8528080256746E+39
2 √n
8448.566801535
3 √n
414.81586837993
4 √n
91.916085651724
5 √n
37.214588138671
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
-71378280
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 71378281 can be divided by 8 positive divisors.
The sum of these divisors (counting 71378281) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010010010101101001
3
Ternary
11222022101121001
4
Quaternary
10100102111221
5
Quinary
121233101111
6
Senary
11025515001
8
Octal
420222551
10
Decimal
71378281
12
Duodecimal
1baa2a61
16
Hexadecimal
4412569
20
Vigesimal
12625e1
36
Base36
16hvu1
md5
21f16354f8b93f17db58d1481c3dcbd3
sha1
b48129dd4d7d4eecc99bfb28c4e628f49a575227
sha256
5f3dce5763df5263ad6e52f337add82b3d8c4f7242afdfad2fe1ed2b618ed0e1
sha512
3297609fb61b82793083d68d10d9b168ff0341bcf4d674a1edf1d128a46d3943a3469beb572e49a3adc8f24fb40539458ebe8faf58f7ce04ba72732bfc6cb9b6
ripemd-160
0a3199e1c6c96526736861494cc458e5fe59b2ff
Diameter
142756562
Circumference
448482966.43094
Area
1.600597160081E+16
Volume
1.5233049848009E+24
Surface area
6.4023886403242E+16
Circumference
448482966.43094
Perimeter
285513124
Area
5094858998514961
Diagonal
100944133.04908
Surface area
30569153991089766
Volume
3.6366227725138E+23
Space diagonal
123630809.24893
Perimeter
214134843
Area
2.2061386607068E+15
Altitude
61815404.624464
Surface area
2.2061386607068E+15
Volume
4.2858010384365E+22
Height
33648044.349693