71388705 is an odd 8-digits composite number following 71388704
and preceding 71388706 . In scientific notation, it is written as 7.1388705 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 38039040 positive integers (up to 71388705) that are relatively prime to 71388705.
71388705 has 8 divisors, whose sum is 76217856
The reverse of 71388705 is 50788317
Previous prime number is 2081
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
seventy-one million three hundred eighty-eight thousand seven hundred five
Scientific notation
7.1388705 × 10^7
Engineering notation
7.1388705 × 10^6
Prime Factorization
15 × 2081 × 2287
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71388705
Product of the distinct prime numbers
The prime factorization of 71388705 is 15 × 2081 × 2287.
Since it has a total of 3 prime factors.
7 , 1 , 11 , 82 , 792 , 474 , 7704 , 9878 , 93603 , 95215 , 566313 , 256163 , 6211221 , 8775367 , 78196702 , 12064114 , 775494109 , 555672859 , 3174921291 , 6113591681
n×2
142777410
n×3
214166115
n×4
285554820
n×5
356943525
n÷2
35694352.5
n÷3
23796235
n÷3
17847176.25
n÷5
14277741
n2
5096347201577025
n3
3.6382162695096E+23
n4
2.5972754799022E+31
n5
1.8541613303847E+39
2 √n
8449.1836883808
3 √n
414.83606047046
4 √n
91.919441297153
5 √n
37.215675030096
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
-71388704
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 71388705 can be divided by 8 positive divisors.
The sum of these divisors (counting 71388705) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010100111000100001
3
Ternary
11222022220220010
4
Quaternary
10100110320201
5
Quinary
121233414310
6
Senary
11030035133
8
Octal
420247041
10
Decimal
71388705
12
Duodecimal
1baa8aa9
16
Hexadecimal
4414e21
20
Vigesimal
1263bf5
36
Base36
16i3vl
md5
4bf4d66d80313dde948c533facddfd2f
sha1
136bca7b78a6aae96ac3378e31ec4355a61a7918
sha256
d3d3f8a35010ffa5d4e89522bd7afb2a32d90ed916aa12ff48c80ddd910b6b90
sha512
f95504154739d3b40c3b48447f6addb66025bf1b3623879dcf16dcfb8f494480afc833d4d5c391083b624f1406c891ae6ec0d201ac5039e2ecabb6622c833347
ripemd-160
162995502a4469c81ec51f644fa172abdc3ddc32
Diameter
142777410
Circumference
448548462.35458
Area
1.6010646928617E+16
Volume
1.5239724672616E+24
Surface area
6.4042587714469E+16
Circumference
448548462.35458
Perimeter
285554820
Area
5096347201577025
Diagonal
100958874.81125
Surface area
30578083209462150
Volume
3.6382162695096E+23
Space diagonal
123648864.14655
Perimeter
214166115
Area
2.2067830715357E+15
Altitude
61824432.073273
Surface area
2.2067830715357E+15
Volume
4.2876789926557E+22
Height
33652958.270417